Huilin Zhu

She's rich, a board director of Soonbaek girls' high school foundation, and Jaehee's ex. In the past, Huilin really loved Jaehee but, due to Jaehee always being busy, she couldn't spend that much time with her. Watch Jaehee stress with classes and part-time job, Huilin wants to use her money to help her but Jaehee. Huilin however did help her behind her back which ended their relationship. Now in the present, Huilin becomes an obsessive ex who will do anything to keep Jaehee with her.