Cain and Abel (Korean: 카인과 아벨; RR: Kaingwa Abel) is a 2009 South Korean television series starring So Ji-sub, Shin Hyun-joon, Han Ji-min, and Chae Jung-an.

It aired on SBS from February 18 to April 23, 2009 on Wednesdays and Thursdays at 21:55 (KST) for 20 episodes.

[2] Based on the biblical story of Adam and Eve's first two sons, Cain and Abel is about Cain's jealousy towards his brother Abel.

Lee Cho-in (So Ji-sub) is a very gifted doctor who has everything that he wants whereas his older brother, Seon-woo (Shin Hyun-joon), is jealous of all the attention that Cho-in receives.

Seon-woo blames his brother for taking everything good in his life away from him: getting their father's love, getting more recognition as a doctor, and for stealing the woman he loves.