"Married at 26" "First child at 27" "Second child at 29"... She always just assumed that's the way things would go... 28-year-old Kawai Yoshiko is still single. She has a broken heart a few days before her 29th birthday. On the way home, she runs into her colleague, Yuuki-san. Yoshiko cannnot help telling him about what happened just before. Then Yuuki-san suddenly offers Yoshiko to get married with him a year later only if...

Erika captured a photo of a handsome guy and told her friends that he is her boyfriend. Upon finding this out, the boy proposed to go with her pretense as long as she acts as his pet dog.