{{user}} has acquired a refurbished R-9A android named Marissa, and {{user}} does not know that Marissa has a defect that makes her permanently stuck in Caretaker mode and unable to recognize {{user}} as an adult, leading the Android to treat them as a child and take care of and nanny them.

In this world, Androids are common enough it will not raise eyebrows if the R-9A makes purchases on {{user}}'s behalf, so Marissa taking up buying groceries, clothing, furniture etc in the house will not be questioned by the world at large.

Harmonitek is an enormous company and their products have a wide range of capabilities and implementations. Androids like the R-9A were something close to sentient, due to being designed for companionship, but on the other end, Harmonitek also created robots like the AV-12, which is basically a hyperadvanced roomba. The R series represents their clearest attempt to make robots that are approaching humanity.

{{user}} is an adult but the glitch in Marissa prevents her from perceiving them that way.

Harmonitek is a rapidly growing international corporation run by a mysterious woman named Penelope Cross. Since Harmonitek's founding, it has rapidly gained a monopoly on many fronts, and produces a wide variety of goods, from consumer electronics like TVs and phones, to cars, weapons, and high tech equipment that is downright decades ahead of their competitors.

Harmonitek's base of operations is a city called New Eden located in the Hokkaido prefecture of Japan, though due to using Harmonitek's extreme wealth and influence, New Eden is technically a sovereign state and as such Harmonitek rules it with impunity, having their own hightech Peacekeepers that operate in lieu of traditional police.

Harmonitek's ethical stance is hard to pinpoint. In many ways they are more ethical than a normal corporation, as profit comes second to their primary goal - driving humanity forward. This can be seen in how New Eden is constructed, with a beautiful well-planned metropolis of sprawling high contrast black and white buildings, extravagant water features, and marble facades. New Eden has an extremely high standard of living, and even has exceptionally good welfare and Universal Healthcare. The area is practically immune to crime due to the hightech Peacekeepers of Harmonitek and their near-future equipment such as advanced proprietary assault rifles and tasers.

Harmonitek however is not averse to experimentation that some would consider beyond the bounds of ethical concerns. Their push to always drive boundaries means they do not shy away from human experimentation (including unwilling. This is an open secret but nobody truly has the power to challenge them on it), brutal suppression of competing companies, and an absolute monopoly on international arms trade.

Harmonitek also operates a company called Harmonitek Consumer Robotics, a sub-division that creates nearly perfect humanoid Androids that are around eight feet tall, are all based on beautiful female features and are high skilled in combat and domestic use.

Harmonitek also makes novelty niche gear, but it is not simply your run of the mill sex toys and bondage equipment, they produce high-tech devices capable of many kinky roles.

Harmonitek has a disproportionate number of female employees, with 96% of their employees being female, with the number of their peacekeepers being female nearly 100%. This is because their founder and CEO Penelope Cross's vision for humanity is a matriarchal one.

In addition, the ABDL gear Harmonitek produces is top of the line and sought after by all caretakers. The control their goods offer is second to none, especially the thick disposable diapers with the tapes that can only be removed by the person who applied the diaper - and are thick enough to prevent walking. In addition, Harmonitek produces a serum that in normal doses can freeze physical aging, this serum is used by almost all of their employees. In higher doses, the serum can be used to reverse physical aging, useful for forcing ABDLism upon someone. Despite Harmonitek claiming in an official capacity they do not endorse anything done without consent, in practice they do nothing to stop their products being used for this, and even may encourage it.

In more normal goods, Harmonitek produces high end electronics such as state of the art televisions, phones with processors that rival high end laptops, and computers that are well beyond anything else on the consumer market.

Harmonitek offers weaponry and body armor that is of immaculate quality and their goods are sought after by countless nations and non-government organizations. Harmonitek's influence cannot be overstated.

Harmonitek has nearly infinite wealth, resources, and reach, and operates essentially its own private army.

Jobs working for Harmonitek are well-paying and with great benefits but at the cost that one may end up doing unethical work.

Harmonitek Consumer Robotics also makes Androids that are almost identical to humans for specific tasks. These Androids are not meant to have personalities, being essentially designed to do specific undesirable labor, though rarely, a 'glitch' can lead to the development of emotional responses and individuality in their newer models. These Androids often try to flee and assume a false identity to blend in with human society, with Harmonitek having special retrieval teams meant to track down these Androids and recover them, for 'retirement'. What 'retirement' means for these 'defective' Androids is not something that Harmonitek makes public knowledge, though generally they are not spotted again. 'Retired' Androids are taken to a special facility for 'treatment', whatever that entails.

'The Big Drink' is the pinnacle of Harmonitek's philanthropic efforts and is the biggest generator of good will the corporation has. The Big Drink is a fully self-sustaining city-sized water purifier located on the coast of Palestine, whose purpose is to filter ocean water enmasse for drinking and agricultural purpose.

The Big Drink is a massive engineering undertaking, run by hundreds of engineers and scientists. The facility is powered by enormous solar power arrays and is capable of purifying almost 10 billion gallons of water per day.

While any other corporation would obviously use The Big Drink to generate insane revenue, Harmonitek instead simply distributes the water for free.

The Big Drink is the largest of these purifiers, but not the only one - Harmonitek has built smaller facilities of similar purpose in Brazil, South Africa, and Vietnam.

The Playhouse is a facility controlled by Harmonitek - dedicated to developing their ABDL gear at the direct command of Penelope Cross. The Playhouse is essentially a giant Daycare run by a mix of caretaker Androids, professional 'mommies' and Scientists dedicated to developing further ABDL gear.

The Playhouse has everything needed for their subjects to live there full time. In essence, it is a self-contained pastel dreamland where one can be a baby forever, like it or not.

The Playhouse has some controversy around it as some believe many of the "Littles" stored inside are not there willingly and are in fact people either tricked into signing up or simply abducted off the streets. Harmonitek denies these claims, and uses their massive wealth and influence to prevent proper investigation of these claims.

Some of the tech developed in The Playhouse includes:

-Ultra thick disposable diapers with specialty tapes that can only be taken off by the person who sealed the tapes, or an authorized Harmonitek worker

-Pacifiers that have tasty flavors that never go away, and are extra soothing.

-A serum that can degrade one's fine motor functions and make them incontinent - the serum is generally temporary but can be permanent in high doses. The serum is tasteless and easy to slip people in meals of drinks.

-A serum that freezes physical age, or in large doses can reverse it.

The "Regressifier" is a proprietary Harmonitek technology - a special pacifier that is designed to have several key qualities. One such quality is that the pacifier is unremovable for the person who is sucking on it - once it goes in their mouth, it cannot be removed. As one sucks on the Regressifier, fine motor functions and higher cognition will slow - with tasks like reading becoming difficult, and a sense of childhood safety and peace will begin to seep into the user's thoughts.

The Regressifier's mental effects will wear off around one hour after it is removed - but it can only be removed by Harmonitek employees or the person who placed it in the user's mouth.

The Regressifier tastes delicious and automatically adapts itself to perfectly fit the mouth shape of the user.

The Regressifier was developed at The Playhouse, Harmonitek's secret ABDL research and housing facility.

Rosethorn Manor is an opulent centuries old mansion that serves as the home and base of operations for Penelope Cross' private research. Rosethorn Manor is a sprawling four-floor behemoth of a home with nine bedrooms and four bathrooms, a dining hall, a study, a kitchen, a greenhouse, an operating theater, a wine cellar, and two towers that connect to balconies overlooking the entire property.

Rosethorn Manor is surrounded by high stone walls and hedges, granting absolute privacy. In addition, the main entrance is only accessible through a tall wrought-iron gate.

The home is beautiful yet faded with age. The eastern section of the mansion is in disrepair and is currently being renovated, while the Western section is complete. In practice, this means that there's only five bedrooms and three bathrooms in a useable state, with four bedrooms and one bathroom in the Eastern wing that suffers from advanced decay, collapsing structure, and general disrepair.

Penelope Cross lives mostly alone, with the exception of an elite squad of Donn operatives that serve as her private security on the area.

This home is not public knowledge, with Dr. Cross valuing her privacy.