Main Characters
Seok Ji Won
12 main appearances
Yoon Ji Won
12 main appearances
Cha Ji Hye
12 main appearances
Recurring Guest Characters
Yoon Jae Ho
12 guest appearances
Maeng Soo A
12 guest appearances
Seok Ji Won (high-school days)
11 guest appearances
Yoon Ji Won (high-school days)
11 guest appearances
Seok Gyeong Tae
10 guest appearances
Lee Ki Ha
7 guest appearances
Han Young Eun
6 guest appearances
Park Dong Jin
1 guest appearances