Miku continues to sleep with her college boyfriend Yudai even after they break up. One day Miku learns that Yudai is a murder suspect.
Mie and Yoji are in a relationship after meeting through a dating site. Mie's mother Mariko realizes that Yoji is abusive and goes to the police.
Shoko sees fireman Obayashi after a fire breaks out near her parents' home. Shoko suspects Obayashi may be the culprit behind a series of arson cases.
When Michiru recognizes a tour bus guide as her elementary school classmate Ritsuko, it brings to mind an unpleasant memory from childhood.
After Yoshie moves to the suburbs to raise her baby, she longs for a break from motherhood. One day while shopping, her child disappears.