Haruaki Yachi is a high school student living alone in an old solitary home. When he wakes to a suspicious sound in his kitchen, he finds… a naked rice thief. The woman calls herself “Fear” and claims to be a cursed tool who has come Yachi’s home to remove her curse. Since he’s affected by the curse, Fear ends up moving in with Haruaki, and that’… more Haruaki Yachi is a high school student living alone in an old solitary home. When he wakes to a suspicious sound in his kitchen, he finds… a naked rice thief. The woman calls herself “Fear” and claims to be a cursed tool who has come Yachi’s home to remove her curse.

Since he’s affected by the curse, Fear ends up moving in with Haruaki, and that’s where the story begins. A wide variety of organizations are out to worship, study, or even destroy this cursed tool, however–, so it’s up to Haruaki and his neighbors Konoha and Kuroe, to fight them and defend Fear, who is no slouch herself. Lots of action (and some occasional fan service) ensues!