Original Webtoon:
Mrblue, Lezhin, Ridibooks

A bartender with the dream of becoming a kinder garden teacher, Byeon Jin-woo, was saved by Chungha after being assaulted in the bar. After becoming friends, Chungha suggests Jin-woo help babysit his kid. A perfect single father and someone who makes children cry by the sight of him. Their relationship slowly turns into something else...