Misaki wakes up one morning to find her colleague Souichi lying naked beside her in bed. Although she recalls sleeping with him, Misaki is hesitant to admit it due to shame. Souichi also does not seem to have a clear memory of the event and suggests they move on from it. While Misaki is disappointed by his lack of emotional response to their intimacy, she tries to maintain composure. However, Souichi's nonchalant attitude only heightens her emotions... What started as a fleeting encounter unexpectedly blossoms into a romantic midnight rendezvous with a coworker!