Office Marriage, After a Breakup

Pak Manager bucin tapi aku suka Dawon and Taehyun, the official couples of K&C, thought that they would get married well, but they broke up as Taehyun wish. Dawon was shocked to find out that the opponent was Yoojung, a new employee in the same department as Taehyun. A man who had been looking at her for a long time appeared! But that guy is K&C's ideal type. He's my team leader?