Upon receiving news that his estranged father was critically ill, Yukio rushes to his family home, a guesthouse, with his wife, Mariko. Yukio's family has been driven to bankruptcy by Mariko's extravagant spending habits. Soon, his younger brother, Toru, and his wife arrive. The housekeeper, Shiori, watches them with curious eyes as they begin to playfully interact inappropriately…
