On a business trip, I was caught in a downpour and ended up sharing a room with a plain-looking, big-breasted employee wearing glasses. I got horny and we did it once, and it seemed like all my pent-up sexual desire exploded, as I continued to ride her until the morning. Ai Sayama - Sayama Love

The movie revolves around two coworkers, Uchimura and Ai Sayama, who are forced to share a room during a business trip due to unforeseen circumstances. As they spend more time together, they develop a romantic connection, which leads to intimate encounters. The story explores their relationship, desires, and vulnerabilities, set against the backdrop of their professional lives.