Housewife Sayaka Sasamoto (played by Aya Ueto), who is not happy in her married life, is unhappy in her heart. No one knows her. While working in a supermarket, she unexpectedly meets Rikako Takikawa (played by Michiko Yoshise) who has just moved to her home. Yuichiro Kitano (played by Tōsai Tō) is a biology teacher at a middle school. Rikako's husband works...