My wife's bizarre and outrageous habit of having affairs is really terrible, it's just too much. (Ichika Hoshimiya, SSIS-185)

Ichika's husband is busy with work and has a low sex drive, resulting in a low nightlife and no children, although their relationship is very good. She married him because she loved his gentle and warm personality. Ichika is a simple working woman, yet she loves sex the most, and thus, without her husband's discovery, she has affairs with different partners every day. It's as casual and unconventional as wearing jeans every day… Because of this infidelity addiction, even knowing it's betraying her husband, she can't stop, and continues to have affairs…