Heesun (희선) is a South Korean artist under MyDoll Entertainment. She is a member of the Korean pop girl group PinkFantasy. She left the group on October 18, 2019 due to depression and anxiety and joined the pre-debut team MyDoll Girls. She was a guest member for PinkFantasy's "Lemon Satang (Lemon Candy)" as well as their final release of the "Alice" trilogy, both in 2021. She rejoined the group in June 2022.
- Her representative color in PinkFantasy is orange.
- She is a former Monstergram Inc trainee and is close with BUSTERS members.