1x5 - Matrimonial Chaos

Suk Moo is shocked to realize that Yoo Young had no happy memories with him. At home, Suk Moo and Hwi Roo argue again over petty things, so they end up deciding to put up some rules to follow. They try to show each other that they’re having a fun time by their own, and it leads to a childish fight over social media.