My Friend's Older Sister

Cast7

• 

  Park Cho-hyeon

  Hee-jin (희진)

• 

  Min Joon

  Joon-soo (준수)

• 

  Joo In-cheol

  Jae-seok (재석

• 

  Seo Joon-yeol

  Hee-gyoo (희규)

• 

  Lee Kyeong-joon

  Head of department (부장)

• 

  Hong Doo-ri

  Stockings girl (스타킹 녀)

• 

  Ah Ri

  Joon-soo's mom - Special appearance