A man who is bored with his boring daily life and has a faint hope that something erotic will happen. One day, an incredibly erotic stroke of luck descends upon this man! A girl comes into the shared bath at the student dormitory, creating an erotic atmosphere. A woman at the delivery destination invites him when she gets an erection without a bra. He trips and reaches out, accidentally taking off the dress of the woman in front of him, and just when he thinks he'll get scolded, an unexpected turn of events takes place. A series of divine strokes of luck!