Nasa is waiting alone at his apartment for Tsukasa to come back, wrapping his head around the fact that they are now married and he quickly realizes there is a possibility they will be sleeping on the same bed and that makes him panic.

A lonely wife is all alone in her house the day after she got married. Has she been dumped? Nope, but she has to wait for her beloved one until he comes home as he doesn't have the keys. How can she kill time? Will there be an unwanted guest aka a new character?