A slightly naughty romantic comedy about a kind-hearted junior high school boy and a beautiful girl ghost who possesses him. Kakeru Daichi, a kind-hearted junior high school student who attends Anoyo Junior High School, is in love with a beautiful track and field club member, Sakurako Momose. One day, Kakeru is invited by a bad friend to participate in the "Old School Ghost Exploration Investigation" sponsored by the Occult Research Society.