UNIVERSITY SERIES #5. Ever since they were kids, Avianna Diaz from UST Architecture and Larkin Sanchez from UP Film were inseparable, not until Larkin's fame grew over time, and they suddenly found themselves taking different roads at the same time.

Zoey Celestine Frederique is a girl who does not prioritize love and relationships. Until she met HIM, Glenn Marco, who changed everything she believed in. Everything is going smoothly between her and Glenn even if she knew that he was already married. Zoey dared herself not to fall in love with this married man since all she wanted was a challenge. But what if she screws up? Will she be his unpredictable mistress?