××な彼女のつくりかた

Due to family circumstances, the hero moves and change schools frequently. He doesn't have a place he can call his hometown.
However something unexpected happened at the start of the new term, inside the shrine at the new town the hero met with the local god named Mikoto.

Because the current town is dull and lackluster, Mikoto's power is weakening. One of the ways to recover and increase his power is that his descendants must be happy. The hero happens to be one of his descendants.