Twenty year old Kim Jaehyun gets into a fight with his mother after making the decision to move back to South Korea, leaving them on bad terms. After arriving, he gets attacked and robbed by a stranger on the way to his hotel, all of his belongings being stolen away. He then crosses paths with a man named Kang Choi who offers to let him stay over temporarily as long as he pays half of the monthly rent. And having no one to turn to, decides to take him up on it. He soon realizes that coming into contact with Choi will change his life forever.