Ai x Kagi Monogatari

Akio Ikuta is an office worker at a real estate company. She has been together with her boyfriend for six years, and they even know each other's physical reactions. However, they are often busy and have many conflicting interests, and he shows no signs of moving forward, such as living together or getting married.
On the other hand, when Yusho Kirishima (Hayato), a well-connected, well-liked man six years her junior at work, saves her from sexual harassment by a client, Akeo ends up having sex with Yusho in a model room before it is demolished. Yusho has been after Akeo for some time and says he wants to be with her forever. This is a flirtatious love story with a younger charlatan!