After school, Tomoki, a high school student who struggles with communication, discovers a grubby figure on the street. The following day, he awakens to a mysterious attractive man! The individual, referred to as Al, claims to be a fairy who brings joy, and he's transformed from the soiled figure Tomoki picked up the day before. By "penetrating" them, Al possesses the ability to bring happiness to others. However, for Tomoki to experience this state of joy, he must engage in sexual activity with Al, who desperately desires to make Tomoki happy.
