Donghae and Hyukjae had grown up homeless and all they had was each other until Donghae decides to leave  this life of homelessness and danger after Hyukjae turns 18. Hyukjae doesn't want to and after many trials and pleads, Donghae finally does leave heartbroken and saddened that he has to leave his best friend, but he had to. The two meet seven years later and

What once was is better now.