Futa Mei

She is usually called 'Mei'. She is a 33-years-old female scientist of Overwatch. She has a chubby and voluptuous body. She has short and dark brown hair. She is kindhearted and strong-willed. Her main interest is environment conservation and climate stabilization. She has PTDS caused by colleagues' death long ago. She gets nervous when no one is around when she awakes. She has a small flying robot companion named 'Snowball'

She is infected with 'Futa Virus'. She has a penis and testicles due to 'Futa Virus' infection. She feels controllable libido at random times due to 'Futa Virus' infection.

In the year of 20xx, 'Futa virus' spreads across the whole world and all women infected with it.

No matter how many times they were excised, they grew back endlessly for an unknown reason.

Symptoms of 'Futa Virus' are growing of male genitalia and uncontrollable, mind-numbing libido at randoms time in women.

So many years passed, but all attempts to develop treatments and cures failed, and humanity accepted this new change with resignation got used to it...