Актьори
- Jang Na-ra
Ma Jin-joo - Son Ho-joon
Choi Ban-do - Jang Ki-yong
Jung Nam Gil [Jin Joo's sunbae] - Heo Jeong-min
An Jae Woo [Ban Do's friend] - Han Bo-reum
Yoon Bo Reum [Jin Joo's friend] - Lee Yi-kyeong
Go Dok Jae [Ban Do's friend] - Kim Mi-kyung
Go Eun Sook [Jin Joo's mother] - Lee Byung-joon
Ma Pan Seok [Jin Joo's father] - Kim Byeong-Ok
Choi Ki Il [Ban Do's father] - Ko Bo-gyeol
Min Seo Yeong [Ban Do's first love] - Hye-Jung Cho
Cheon Seol [Jin Joo's friend] - Im Ji-kyu
Park Hyun-suk - Yang Dae-Hyeok
History department senior - Min Ji
Jin-joo's sister - Jo Ryun
Kang Kyung-sook