O calabouço escondido é um lugar lendário onde tesouros e objetos raros estão escondidos. Nem o terceiro filho de uma empobrecida família nobre que perdeu a única oferta de emprego que tinha, teve a sorte de aprender sobre este calabouço.

Adachi and Shimamura become friends, but soon new feelings blossom. They travel the sea of emotions as they learn each other's feelings.

Nasa Yuzaki had a bright future. However, he made a mistake that should've cost him his life. After being saved by a crush he's only seen, he confesses his love to her.

Yashiro Nene is looking for ghostly help with her love life, but when "Hanako-san," the wish-granting spirit that haunts a girls' bathroom stall, turns out to be a boy, she may end up getting more, and less, than she bargained for.