Daehyun and Jongup used to be a couple. But things changed and their relationship came to end. Jongup disappeared while Daehyun asked for Yongguk's support, which the older offered without a second thought. But one day Jongup comes back and demands Daehyun back to his life. 

jeongguk is desperate for the comforts of home and finds more than he ever expected.