It's not that I'm cold with my girlfriend who lives with me, but the thrilling feeling of having just started dating is gone. At that time, she appeared in cosplay! Usa-chan, Neko-chan, Sukesuke Sukumizu! - Her emotions are heightened for the first time in a long time by the appearance of wearing a cute costume, and she can't stand it and has a full erection! After all, she's the cutest!