Simon, a picture-perfect handsome man, suddenly appears in front of Subaru, who is meeting a customer to pay off a debt. When Subaru is unable to accept the situation, Simon earnestly speaks of his love for him, saying, ``I was looking for your tone.'' Moreover, their physical compatibility is outstanding and it feels irresistibly good (sweat) Subaru slowly begins to be attracted to Simon, who is always straightforward. However, the distance between the two of them is farther than the end of the world...?