On his way to a new job, Morita encounters Matsumoto, a senior colleague, and feels an instant connection, convinced that Matsumoto is his destined partner. Despite Matsumoto wearing a ring, their paths intertwine when Matsumoto undergoes a transformative experience one night, leading Morita to succumb to temptation and embrace him. Bound by the twists of fate, these men embark on a journey of bittersweet and passionate love.