Kong Hyun-joo

High Class

(Cha Do-yeong)

Law of the Jungle

Real Romance Love Letter

(Herself)

X-Man

(Herself)

Love is Drop By Drop

(Han Chae Rin)

Flowers for My Life

(Oh Nam-Kyung)

You are My Destiny

(Kim Su-bin)

Beating Again

(Han Ji-hyun)

싱글즈 트렌드 메이커

Graceful Family

(Baek Soo-jin)

Real Life Men and Women

Weak Hero

(Si-eun's Mother)