Ryoka lives with her son Kenji while her husband is away from home. Even though she thinks that she has to leave her as soon as possible, Suzuka spoils Kenji and she grows up to be selfish. One day, her classmate comes to visit Kenji, who has fallen ill. However, Kenji takes an irreverent attitude toward her classmates who visit her house. Her classmates, who were numb by her attitude, came up with something while looking at Suzuka. that is….
