Genre: Romance

Nanami stays home with a cold while Tomoe goes to school disguised as her in order to keep her attendance rate from slipping. Mizuki takes advantage of Tomoe's absence to pay Nanami a visit.

Narukami, god of thunder, has always wanted Tomoe as a familiar for herself. Now that the god he serves is Nanami, a human girl, Narukami sees her chance to take away Nanami's godhood and make Tomoe hers.