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.

Top Cast

Gong Seung-yeonJi-na

Jeong Da-eunSoo-jin

Seo Hyun-wooSeong-hoon

Geum HannahTeam Leader

Kim Mo-beomNeighbour

Park Jeong-hakFather

Ju Seok-taeLawyer Jeong

Kim Hyeon-sikUniformed Police Officer