Hidetoki Kondou, 42 years old. As the only son of a pharmaceutical company president, he had a secure future ahead of him, but for some reason, he took a leave of absence last year. Now he lives at his family home. What's been worrying him lately is the existence of his father's mistress, Reika. She is much younger than him and has ingratiated herself with his president father; she's a woman not to be underestimated. Hidetoki's suspicion towards her is reaching its boiling point. Meanwhile, his father leaves Reika at home while he goes on a business trip. Seeing this as an opportunity, Hidetoki decides to put his long-concealed scheme into action...
