Kadro (7)
Cheon Seung-hoJin-won
Han Se-jinSang-ha
LaraHyo-ri
Yoo Jang-youngCoach Bong
Park Geon-RakLoan Shark Firm Boss
Jang Eui-sooUniversity track team member
Yeo Woon-bokJin Won's fatherCheon Seung-hoJin-wonHan Se-jinSang-haLaraHyo-riYoo Jang-youngCoach BongPark Geon-RakLoan Shark Firm BossJang Eui-sooUniversity track team memberYeo Woon-bokJin Won's father