Sang-Hun Lee was born in 1982 in South-Korea. His interest in comic books and hip hop lead him to street dance. He studied at Hanyang University where he graduated in contemporary dance. At university he took up courses in contemporary dance, ballet, hip hop and Korean traditional dance. Sang-Hun Lee also studied Bikram yoga. He performed with Eun-Mi Ahn at Daegu dance company and with Nam-Jin Kim. He met Sidi Larbi Cherkaoui through Nam-Jin Kim, who collaborated with Cherkaoui on Foi.

After his military service, Sang-Hun Lee started working with Cherkaoui as a replacer in Babel (words) at the end of 2010.