Caution, Hazardous Wife

Nami becomes friends with her neighbors, Yuri and Kyoko. The three of them attend a cooking class where Nami meets a woman suffering from domestic violence.

Nami and her friends meet a very attractive woman, Natsuki, at a kimono-wearing class. Meanwhile, a man who knows a secret from Natsuki's past comes to town and reveals her secret in order to ruin her new life.

Risa sees Nami fight off delinquents. Risa has been bullied by a school mom and asks Nami to teach her how to fight.

A son of Misako, Nami's new neighborhood friend, is kidnapped. Nami is suspicious of Misako's husband who refuses to call the cops and tries to pay the ransom.

Yuri's built-up frustration makes her run away from home. With Nami and Kyoko who are also stressed out about their marriage, the three of them head to a club.

Nami is asked to be interviewed by Satsuki for a town newsletter. Arriving at Satsuki's home, Nami finds the dead body of Satsuki's husband and starts to wonder if finding the body was someone's plan all along.

Tomoe asks Nami to find her ex so she can see him before her short life expectancy runs out. With help from Koyuki, Nami finds his whereabouts but also finds that he has a criminal record.

Nami and her friends go to a party held at a politician's house where Nami sees Aiko behaving suspiciously. In the meantime, several neighbors get robbed consecutively and the thief now targets Nami's home.

Yuri keeps seeing Anzai secretly to free herself from her husband. Nami deepens her suspicion about her own husband after knowing about his overseas assignment and starts a background check on him.

Nami learns her husband's true identity. They engage in the most insane marriage battle ever and he tells her the truth behind their marriage. Meanwhile, Yuri decides to face Yokomizo to confess everything to her family.