December 20 2026, university in Japan, Koetsu University, there are students named Vin and Isana, they have been friends since they were little, they are also neighbors. Vin and Isana's relationship is not close enough because of the misunderstanding that occurred between them when they were little. Vin on campus can be said to be quite popular and the most handsome men and belle of the campus and Isana are also as popular as Vin and the most beautiful female belle on campus. This is where the complicated story of Vin and Isana begins.
