A city shrouded in purple smoke is plagued by mass disappearances.
Naoya, Kazuhiko, and Shinpei, were raised by their grandparents without the love of their parents. One day, Naoya's heart is shaken when Kazuhiko comes out of the closet. As a matter of fact, Naoya is also gay, but has been hiding and using his girlfriend Akira as a cover. One day, Jinko, who calls himself the half-sister of the three brothers, comes for a visit, and the strange lives of the quator will continue.
A terminally ill girl named Himari Takakura is miraculously saved from death by a strange spirit who resides in a penguin-shaped hat. However, in exchange for extending her life, the spirit tasks Himari's brothers, Kanba and Shōma, to seek out an elusive item known as the Penguin Drum with assistance from a trio of strange penguins.
