When Tsukasa was a middle school student, she had a crush on transfer student Hayato and even confessed her feelings to him. She was turned down by Hayato. Now, Tsukasa and Hayato are classmates in high school. Hayato treats Tsukasa as just a friend, but Tsukasa still has feelings for him. Meanwhile, Hayato becomes attracted to Tsukasa.

A college student visits her grandparents’ house in the countryside. It has been a while and she relaxes into a warm welcome. When some noise is heard from the second floor, her grandmother freezes her movement. Is somebody up there?

When they find out their community is plagued by debt, three high schoolers in an old country town set out in search of some ancient buried treasure.