Saito had just started his new job, but after being scolded harshly by his senior coworker Riho for poor performance, he became deeply discouraged. By chance, he discovered a service called "Acquaintance Delivery Health" and, out of curiosity, decided to book Riho. Though surprised, Riho showed up, and their time together became a major source of stress relief for him. Even after randomly encountering each other again at work, they temporarily forgot about their secret arrangement. However, the experience left a deep impression on him, ultimately becoming the catalyst for deepening their relationship.