They Say Your Grades Fall When You Start Dating

Cast

• 

  Park Ji-hoon

  Gong Joo-yeong

• 

  Lee Ruby

  Wang Ja-rim

• 

  Younghoon

  Lee Kyung-woo

• 

  Jeong Da-eun

  Yang Min-ji

• 

  Dayoung

  Oh Ah-ram

• 

  Ko Chan-bin

  Kim Byeong-hoon

• 

  Ahn Do-gyu

  Ahn Kyung-min

• 

  Kim Jung-don

  Jo Yeon-sa

• 

  Yoon Seo-ah

  Bae Ji-yeon

• 

  Kim Young-jae

  Choi Jung-woo

• 

  Kim Li-ye

  Hong Jin-hee