Maki, a sales engineer, somehow always ends up making the newcomers he mentors fall in love with him. Though highly competent at his job, he’s grown increasingly overworked as each heartbroken trainee transfers out one after another.

One day, a new employee named Katagiri is assigned to him. Exceeding expectations with his skill and easygoing personality, Katagiri quickly proves himself a reliable and capable addition to the team. Relieved that his workload might finally ease, Maki lets his guard down—only for Katagiri to confess his feelings at record speed.

Determined to reject him, Maki finds himself unexpectedly reacting physically to Katagiri instead…!?