Joon-Ho (Sim Hee-Seop) begins work for a magazine company. There, he meets Eun-Ji (Jung Hye-Sung) again. In their past, they met through a dating app. Joon-Ho now suggests to have a light date, without any responsibility or obligation. Eun-Ji has a warm and positive personality. Joon-Ho and Eun-Ji begin to date, but Joon-Ho's feelings for her gets deeper and deeper.