Omega Lee Dan is in a tough situation. He’s been unemployed for a while and his family is struggling to make ends meet. His sister has been hospitalized and his parents are barely able to keep up with the bills.One day, Omega Lee Dan comes across an Alpha stranger named Yeo Jung-heon who has been homeless for a while himself. Yeo Jung-heon sees that Omega Lee Dan is in a tough spot and offers to help him out.Yeo Jung-heon takes Omega Lee Dan under his wing and helps him get back on his feet. Now, Omega Lee Dan is trying to pay Yeo Jung-heon back with everything he’s got.