In the midst of solving mysteries and exploring their undeniable chemistry, Fifteen Salustiana is determined to help Xildius Vouganville confront his dark past and embrace the light once more. As they uncover the truth behind every crime, she must also seek the truth behind Xildius's fears. *** Desperate for money, Fifteen Salustiana takes a job as the personal assistant to the enigmatic Xildius Vouganville, or XV, a genius professor living in the eerie mansion of Villa Vouganville. XV, a master of anatomy and psychology, solves crimes from the shadows, haunted by a dark past that keeps him from stepping into the sunlight. Fifteen becomes XV's eyes and ears in the outside world, venturing out to gather clues and solve crimes. As they work together, she finds herself drawn to XV's brilliance and vulnerability. The more time they spend together, the more she realizes her feelings for him are growing stronger. Will Fifteen be able to help XV step out of the shadows and into the light, or will their love be consumed by the darkness? DISCLAIMER: This story is written in Taglish.

Westside University is a home for the wealthiest, most powerful successors in the business world. Students of this campus are not just rich and popular, but also very intelligent. Importante sa lahat ng estudyante ang ranking nila sa school, at gagawin nila ang lahat mapanatili lang na nasa itaas. Being super rich and brainy is the status quo everybody sets to achieve para hindi ma-out of place. Kaya isang malaking sakit ng ulo para kay Sofia Althea Perez, isang probinsyanang matalino nga pero hindi naman mayaman, kung dito siya mag aaral. Wala naman siyang karapatang tumanggi dahil ito ang gustong eskwelahan ng kanyang principal sponsor. Makakapag-aral siya kapalit ng isang misyon. Ang siguruhing pumapasok araw-araw si Jave Santillan-the campus Demon Rex, the most notorious bad boy of all Westside University. Madali lang ang trabaho. Especially if she's the famous and the most talked about... Bad Boy's Princess. cover credits to: Yuki Dianne