Going through a divorce, and now a single father, Kim Ryeowook can't figure out how his life has come to this point. Just out of an abusive relationship and lacking ambition to do the things he wanted to do before marrying at a young age; love is the last thing on his mind when he runs into an old boyfriend.

Cho Kyuhyun, considered a typical ladies' and also gentlemen's man, can't keep anyone to save his life. Just a little obsessed with working, he doesn't bother making time to find the perfect person that his mother believes he should have in his life. That is, until he bumps into an ex-boyfriend, the only man he'd ever loved.

When old flames are rekindled, they see no reason why they shouldn't be together. But, what happens when others try to come between their happiness?