"Everyone has a monster caged inside them. Mine knows how to unlock the door."
Making good on her word to Jason, Trinity fulfils her pledge to him, and they begin to move forward in their life together. Moving to college they begin their first assignment for The Vault until a string of mysterious deaths send Trinity down a path towards her own destruction. Determined to solve the riddle, Trinity discovers that those she put her trust in have been keeping secrets, preventing her from finding the truth.Is Trinity strong enough to control the monster within, or will it break free and put everyone she loves in danger?