Jina is the top employee at a credit card company call center. She avoids building close relationships, choosing instead to live and work alone – until she is suddenly tasked with training a new recruit.
Gong Seung-yeon
Ji-na
Jeong Da-eun
Soo-jin
Seo Hyun-woo
Seong-hoon
Geum Hannah
Team Leader
Kim Mo-beom
Neighbour
Park Jeong-hak
Father