Actor Kim Bum is working hard for his role in SBS' drama “That Winter, The Wind Blows.”

The actor's agency, King Kong Entertainment revealed new behind the scenes photos of the actor on February 21st.

In the pictures the actor is reading, and carefully going over the scrips with who seems to be Jo in Sung. This pictures were actually taken from the first episode, when Oh Soo, (Jo In Sung) Oh Soo, (Lee Jae Woo) and Park Jin Sung (Kim Bum) were eating breakfast.

The actor is always being praised for his professionalism, passion, commitment and cheerful attitude within the drama.

Netizens that saw the picture said, “He is working really hard.” “He is doing a great job so far.” “He is so handsome.” “I like Park Jin Sung.” and more.

In the drama, he plays the role Park Jin Sung, Oh Soo's best friend and partner in crime. He has been of great help to Oh Soo and he looks up to Oh Soo. Park Jin Sung is in a love/hate relationship with Mon Hee Sun (Jung Eun Ji).

Meanwhile, “That Winter, The Wind Blows” got the first place in viewership ratings, on Wednesday and Thursday with a 13-14% beating “IRIS 2,” and “Level 7 Civil Servant.”