Kenshi and Sae have just started living together, enjoying their days in a loving, affectionate relationship. However, their apartment faces a busy sidewalk, and the noise from passersby early in the morning has become a persistent annoyance. Ever optimistic and with a naturally horny mindset, Kenshi suddenly suggests having sex in the room with the window wide open. The thin line between being seen and staying hidden heightens their arousal, turning their ordinary routine into an intense, thrilling experience...!