Frankenstein Father

Young Jae, a teenager born from illegally sold sperm, goes to Chi Sung, a physician who had sold it when he was 20 years old. Young Jae demands a so-called ‘compensation for damages,’ claiming Chi Sung is responsible for his defects. Although at odds with Young Jae, Chi Sung slowly feels a connection to him. Later, Young Jae’s father, Dong Suk, appears and the three of them clash.
(Source: ktalpha.kr)