Lana now lives in the capital and aims to become an architect. However, her destiny has another plan for her. One day, Lana learns about a girl who died under suspicious circumstances in Mercy House, a facility for young women who have a hard time taming their magic.
To investigate the mystery, Lana accepts the offer to become a Mercy Sister. As she works undercover, Lana soon discovers that her best friend Becca has also been imprisoned in the facility. Moreover, everything she ever knew about the Mercy House was a lie.
Will Lana find a way to rescue her best friend and stay alive?