Jung Ryeo-won is a Korean Australia actress. She started the showbiz business as a singer in the now-defunct girl group, Chakra before proceeding to become an actress. She is best known for her roles in the television dramas Diary of a Prosecutor (2019), Wok of Love (2018), Witch at Court (2017), Bubble Gum (2015), Medical Top Team (2013), History of a Salaryman (2012), Castaway on the Moon (2009), Two Faces of My Girlfriend (2007) and My Lovely Sam Soon (2004).
Diary of a Prosecutor tells the story of overworked prosecutors’ daily lives, who are just like you and me, ordinary folks in the city of Jinyoung. Lee Sun-woong is a passionate prosecutor at Jinyoung District Public Prosecutor Office. Cha Myung-joo is a successful prosecutor in Seoul. Due to an incident, Myung-joo was asked to join the Jinyoung office.
Ma Yi-deum is a materialistic prosecutor who does not hesitate to use personal attacks, cook up evidence, and incite perjury to win her cases. One day, she is assigned to a special task force for sex crimes and team up with Yeo Jin-wook, a newbie prosecutor who cannot tolerate her. Are they able to cooperate and crack the cases?