Yang Geun-seok

Sung-ryeol is a detective in charge of violent crimes. He is an upright man, but is having an affair with his colleague's wife, and it is the reason he loses his own daughter in a car accident. Wracked with guilt but unable to exp...

An unlikely romance brews between Dong-chu, a tough-acting thug with a tender heart, and his bookish, and recently single, IT consultant neighbor, Se-jin.

Three nights before enlisting, Seung-wook decides to leave his mark since he can't avoid the military so he flirts with everyone. However, his school senior So-yoon nor his blind date Il-hong will fall for him. The night before he leaves for the army, Seung-wook decides he's going to see some action with the two girls. The project of 'leaving a mark' starts now.