Lulu Sinagtala. 01 : Lulu Sinagtala and the City of Noble Warriors by Gail D. Villanueva.
Discovering that the creatures and deities of Tagalog myth are real when her mom is kidnapped, Lulu Sinagtala is drawn into a centuries-long war that threatens to throw the whole universe into chaos while trying to save her mom with her newfound powers.