Misaki is suffering from a terminal illness and doesn't have much time left. Her husband Hiro signs a deal with a reaper. The catch? Misaki has to have with sex another man, once a month, for the next six months...
Misaki and Hiro are at the halfway point until their respective curses are lift and Misaki's life is saved. Hiro just has to bear watching his wife get fucked by other guys for three more months...