Satsuki takes care of her nephew Yasuya while his mother and father go on a couples-only trip. "Mom's such a worrywart. I'm an adult now, so there's no need to have Satsuki come over at all." Yasuya, who has had a crush on Satsuki since forever, is secretly excited. "Oh my gosh!" Come on, don't say that after coming all this way. The two of them started their hot time together.
