Ryu Deok-hwan

 Yoon Joo-hee

 Lee Donghae

 Kim Jae-kyung

Someone or something is killing off a group of elite doctors at Korean University, and the nation’s top medical investigators have the tough job of finding the culprit. Han Jin Woo (Ryu Duk Hwan), a genius who was the country’s youngest person to graduate from medical school, and his team of medical experts ? Kang Kyung Hee (Yoon Joo Hee), Han Shi Woo (Lee Dong Hae) and Im Tae Kyung (Kim Jaekyung) ? are on the job but must face the toughest case of their careers. Can they unravel the mysteries of a rare disease to solve the case while also trying to keep their own personal problems in check? “God’s Quiz Season 4” is a South Korean medical drama series directed by Lee Min Woo, who also co-produced the popular “Boys Over Flowers” drama series starring Lee Min Ho.