It tells the story of a pair of mortal enemies who accidentally became a couple but fell in love with each other in a series of bizarre cases and finally chose to fight side by side.

Keisuke Niijima has lived in grief since his wife, Takae, passed away 10 years ago. But when a young girl visits, claiming to be Takae reincarnated, Keisuke and his daughter, Mai, are drawn into ...