"IRIS 2" Jang Hyuk gave viewers goose bumps with his impressive acting.

Jang Hyuk drew attention for his talented acting in his role as Jung Yoo Gun in the KBS drama "IRIS 2".

In the 14th episode of "IRIS 2" for example, Ji Soo Yeon's (Lee Da Hae) older brother becomes in danger after Ray (David McInnis) and Su Jin (Yoon Joo Hee) find out about his whereabouts. It was the first time Jung Yoo Gun was facing Yoo Joong Won (Lee Beom Soo) after the death of his mother (Lee Bo Hee).

Jung Yoo Gun remembers the moments when the people he loves have been killed one by one by Yoo Joong Won and Ray. Furious by the way IRIS is constantly affecting the people surrounding him; his soul begins to burn with his desire to get revenge.

At times, it appears as though Jang Hyuk is portraying a whole new character that is full of evil and darkness. Jang Hyuk is flawless in his portrayal of Jung Yoo Gun who transformed into a brutal killer looking for his revenge.

Viewers responded with comments like, "He is such a warm and sweet guy in front of Soo Yeon but he is really scary", "He was really scary in the scene where he kills Ray", "I can't wait to see what kind of acting Jang Hyuk has in store next" and "I really wish Yoo Gun becomes happy soon."