Keshiki 7

A schoolboy is in his senior year when he attends Comiket, a comic market in Tokyo. There, he meets a married woman ten years his senior, a cosplayer who goes by the name of Anzu. Drawn to his resemblance to a character from an anime series, he and Anzu begin an intense affair. Over time, he becomes increasingly wary of his relationship with Anzu, but, at the same time, he finds himself unable to leave her