[5][6] Cha Ji-heon (Ji Sung) is an incredibly immature young man who is useless at his job as a director at DN Group, where the chairman is his father (Park Yeong-gyu).

Spunky and tough Noh Eun-seol (Choi Kang-hee) is struggling to find full-time work because of her juvenile delinquent record and poor academic background.

Determined not to be fired from her first professional job, Eun-seol works diligently at putting up with Ji-heon's childishness and keeping him in check.

As their working relationship progresses, they earn each other's trust and friendship, and Eun-seol helps Ji-heon deal with his phobias and prove himself capable of becoming DN Group's successor.

2011 SBS Drama Awards[21] In 2012, the TV channel "Ukraine" filmed jointly Russian-Ukrainian license remake with the same name but adapted, with the same soundtrack.