재벌집 막내아들 - Season 1 Episode 2 Reborn into the family who killed me.
Gysgaça syn: Hyun-woo realizes that he was reborn as the youngest grandson of the Soonyang family, Jin Do-jun. As he comes from the future, he gives useful advice to Chairman Jin Yang-chul, the founder of Soonyang who is now his grandfather. He quickly wins the chairman’s confidence, becoming Chairman Jin’s most adored grandson.