Kwak was born on February 2, 1992 in Busan. His father was a truck driver and his mother worked at a market. Kwak was a victim of school bullying. He majored in Russian-language at
Busan University of Foreign Studies. Kwak studied at
Irkutsk National Research Technical University for one year starting in 2015. Kwak went to
Limerick, Ireland to study language for 7 months starting in 2017. Kwak worked at the Embassy of the Republic of Korea to Azerbaijan from 2018 to 2019. ==Career==