In preparation for the 2020 World Championships, Keitaro has changed jobs to a real estate company that handles private lodging properties. His former private tutor, Maki, appears as his tutor there. Keitaro is excited to meet her again after such a long time, but Maki teases him countless times with her extreme edge-of-climbing training. Since then, the sweet and strict training for new recruits is repeated during work, and each time, Keitaro continues to indulge in the pleasure of being teased. Finally, he achieves his quota and receives an obscene reward from Maki...