Unexpected You (drama)

Description: Career woman Cha Yoon-hee (Kim Nam Joo) who has picked 'a skilled orphan' as her ideal type, finally meets the perfect surgeon and gets married but meets the unbelievable in-law's. She also has a little brother, Cha Se Kwon (played by Kang Min Hyuk) who is a playboy and has the ability to seduce every kind of women (older or younger). He doesn't fear anything except his sister. This drama will deal with married and brother/sister relationships.