Cast 11
Jin Tae-hyeon
Yong Joon [Kyung Min's college friend] (24 episodes)Joon-ho, Kyung-min's college friend (24 episodes)
Jeong Da-bin
Nam Jung-eun (24 episodes)
Kim Rae-won
Lee Kyung-min / Kevin Lee (24 episodes)
Choi Jung-yoon
Na Hye-ryun (24 episodes)
Lee Hyeon-woo
Yoo Dong-joon (24 episodes)
Bong Tae-gyu
Nam Jung-woo, Jung-eun's younger brother (24 episodes)
Jang Yong
Nam Sang-sik, Jung-eun's father (24 episodes)
Kim Ja-ok
Kim Soon-deok, Jung-eun's mother (24 episodes)
Kim Mu-saeng
Lee Pil-deuk, Kyung-min's grandfather (24 episodes)
Kang Boo-ja
Lee Kyung-hee, Kyung-min's grandmother (24 episodes)
Kim Chang-sook
Hye-ryun's mother (24 episodes)