Became referred to as the old sister of singer Tag Tuan through the award-winning K-pop music group, Got 7. She and her siblings was raised within a Christian home. Her dad Raymond Tuan was dubbed the nickname Papa Tuan and became a cultural superstar. Furthermore to Mark, she’s a sister called Grace along with a brother called Joey. Her sibling rose to popularity on Got7 alongside JB, Jackson Wang, Recreation area Jin-young, Choi Youngjae, BamBam and Kim Yu-gyeom.