What to Do if I Am Noticed by the Straight Guy Next Door?

Su Bin, an exchange student, moved into a shared apartment recommended by a rental agency. Among his roommates, there is a caring and considerate older teaching assistant, a self-proclaimed social prince who is also a rich second-generation, and a handsome mixed-blood aristocrat (?) who appears to be aloof and cold. As his student life gets underway, Su Bin realizes that one of his perfect roommates, who was like a protagonist in a novel to his (former) girlfriend, is gradually revealing an aspect that he cannot resist. The problem is, Su Bin also feels constantly trapped and helpless. Meanwhile, he is also trying to earn money to surprise his girlfriend back in China, but his plans are thwa...