Synopsis
Yoko enjoys a tranquil existence alongside her husband, Masahiko, and their son, Kazushi, finding contentment in their daily routine. However, she harbors a lingering complaint regarding the lack of intimacy in her marriage, which has been absent for an extended period. Her routine is disrupted when a friend of Kazushi named Ryouto visits their home. He presents himself as a charming and courteous young man, yet Yoko remains unaware of the hidden nature of his true personality.