After a mysterious encounter in her childhood, Sakura Mamiya gained the power to see ghosts. Now a teenager, she just wishes the ghosts would leave her alone! Then one day she meets Rinne Rokudo, a boy who is far more than what he seems. The Shinigami Ageha caught more than she bargained for when she tried to set a trap for her troublesome Black Cat by Contract, Oboro. Now Rinne has to try and capture a giant mongoose spirit and settle Ageha and Oboro’s contract dispute!