By Dramabeans
Lee Jeong-hyo
Han Sang-woon
16
tvN
South Korea
Korean
Source: Wikipedia
Kim Hye-kyung – newly hired lawyer.
Lee Seo-yeon – Hye-kyung's daughter.
Seo Joong-won – Law firm's co-managing partner (sharing position with his older sister Seo Myung-hee), and friend of Hye-kyung.
Son Dong-ho – Lawyer.
Lee Tae-joon – prosecutor, Hye-kyung's husband.
Lee Ji-hoon – Hye-kyung's son.
Kim Sae-byuk - Hye Kyung's younger brother (ep. 13).
Oh Jeong-im – Lee Tae-joon's mother.
Choi Sang-il – deputy inspector of Seyang District Prosecutors Office, Tae-joon's opponent.
Park Do-seop – inspector of Seyang District Prosecutors Office, Sang-il's right arm.
Oh Joo-hwan – Tae-joon's lawyer.
Lee Joon-ho – newly hired lawyer, Hye-kyung's rival.
Kim Dan – Law firm's investigator, Hye-kyung's colleague.
Seo Myung-hee – Law firm's co-managing partner (sharing position with her younger brother Seo Joong-won).