Conversation so far:
How did Kim Chiu's career begin?
Chiu gained prominence by winning the reality series Pinoy Big Brother: Teen Edition.
What did she do after Big Brother?
After winning, Chiu became part of Star Magic.
what is Star Magic?
CANNOTANSWER.
what was her next big break?
She and her on-screen partner Gerald Anderson became regulars in ASAP XV.

Question: what was her role there?
Self-contained rewrite: what was Kim Chiu's role on ASAP XV?