Snowman

Cast: Jo Jae Hyun, Gong Hyo Jin, Oh Yuhn Soo, Kim Rae Won, Myung Gye Nam
Episodes: 17

Han Pil-seung (Jo Jae-hyun) is soon to wed Suh Yeon-jung (Oh Yuhn-soo). He is a very warm and delightful guy. He treats Suh Yeon-wook (Gong Hyo-jin), Yeon-jung sister well, helping her and being like a big brother to her. Yeon-wook, Yeon-jung's sister has a close relationship with Pil-seung, she is very dependent of him. It sounds like a happy family, but all becomes very confusing when Gong Hyo-jin's innocent feelings toward her brother-in-law turns in to "love". Yeon-wook tells her sister, and the two start to drift apart. 

Cha Sung-joon (Kim Rae-won) is a friend of Yeon-wook. He cares for Yeon-wook deeply. He is aware of Yeon-wook's feeling toward her brother-in-law. Right when Yeon-wook starts to forget her feelings for Pil-seung and start anew with Sung-joon....her sister life ends. 

What will happen to the relationship between Sung-joon and Yeon-wook? What will happen between the two in-laws, Pil-seung and Yeon-wook?