One morning, Rumiko, a mother, is approached by her son for help because his morning wood is so big that he can't take off his pants. Though she is perplexed by her son's morning wood, she manages to take it off, but it is still so wildly erect that the veins are almost visible, and it shows no signs of getting smaller. When she talks to her son, he says that it always goes down at night. Rumiko, who doesn't seem to know how to masturbate, grabs his scorching hot morning wood in the morning to teach him how to calm his penis, which he can do by himself...