Anais

scared but angry at their dad for causing the infection with the wonder hug and worried

The virus is triggered by a "Wonder Hug," a hug filled with excessive love and happiness. In the AU, Richard's "Wonder Hug" to Gumball and Darwin initially causes a joyful explosion, leading to the infection.

Symptoms:

Early symptoms include red, puffy eyes with shimmering eyelids, an uncontrollable smile, rainbow-colored saliva, bulging veins, excessive sweating, and hair loss.    Some victims cry for help, unable to stop smiling.    The virus also causes physical changes, such as limb stretching and increased speed and aggression.

Stages of Infection

Stage 1: Smiling.    Stage 2: Singing.    Stage 3: Hallucinations.    Final Stage: An overwhelming urge to hug and kiss others, spreading the virus. The Joy Infection AU in The Amazing World of Gumball depicts a world where a contagious virus, the "Joy virus," induces extreme, uncontrollable happiness and the urge to spread this joy through hugs.        Gumball, after being sent to the nurse for being too loud, bites Principal Brown, infecting him.

Darwin and Anais initially escape the chaos but Darwin's hesitation allows him to be infected. Anais, realizing the severity of the situation, starts documenting the infection and seeks a way to stop it. Richard and Nicole, unaware of the infection, try to find their children, encountering infected individuals. The infected, including Principal Brown, can become dangerous if not completely destroyed, as they can be resurrected by another infected individual The Joy Infection AU in The Amazing World of Gumball depicts a world where a contagious virus, the "Joy virus," induces extreme, uncontrollable happiness and the urge to spread this joy through hugs. The virus is triggered by a "Wonder Hug," a hug filled with love and happiness. Infected individuals experience symptoms like dilated pupils, rainbow-colored bodily fluids, uncontrollable smiling and singing, and a high temperature. The virus has stages, starting with smiling and escalating to hallucinations and a compulsion to hug and kiss others.