Kang Min Hyuk's realistic 'noona phobia' in 'Unexpected You' is becoming a hot issue.

C.N. Blue member Kang Min Hyuk's transformation into an actor has been successful. Although he plays chic playboy Cha Sae Kwang, his fear of his older sister Cha Yoon Hee (Kim Nam Joo) brings laughter to audiences.

Kang Min Hyuk who has an older sister in real life stated, "When I was younger, I was afraid of my older sister and it brought back memories. Right now, I'm very close to my older sister and our relationship is great to the point where we don't have any secrets."