Episode 1 S01 E01

Yoo Yeon-seok (as Ha Sang-su) Mun Ka-young (as Ahn Su-yeong) Geum Sae-rok (as Park Mi-gyeong) Jung Ga-ram (as Jeong Jong-hyeon) Moon Tae-yu (as So Gyeong-pil) Jeong Jae-seong (as Yuk Si-gyeong) Lee Hwa-ryong (as Noh Tae-pyeong) Park Hyeong-su (as Lee Gu-il) Lee Si-hoon (as Ma Du-sik) Yang Jo-a (as Seo Min-hui) Jo In (as Bae Eun-jeong) Oh Dong-min (as Yang Seok-hyeon) Oh So-hyun (as Kim Ji-yun) Seo Jeong-yeon (as Han Jeong-im) Park Mi-hyun (as Sim Gyeong-suk) Park Yoon-hee (as Ahn In-jae) Yun Yoo-sun (as Yun Mi-seon) Park Seong-geun (as Park Dae-seong)

based on novel or book bank banker workplace romance