Two boys, Luhan and Minseok, go to the same university. Luhan has lost everything and is trying to hold on to himself. Minseok has lost all but his little brother and will do anything make sure Jongdae's provided for. In an effort to protect themselves they both adopt diffenerent methods. Luhan acts like he doesn't care about anything for fear of losing more. Minseok forces himself to focus only on his studies, worried distractions will lead to his brother's doom. The two don't interact until a Luhan runs over the Minseok's bike and their assigned to work on a project together. Different as they are the two soon discover they're not so different after all. They're both a work in progress.