Cammie, Zach, Macey, Bex and Liz are in their last year at the Gallagher Academy preparing for their final exam when a stranger turns up at their door in the middle of the night with a gunshot wound in his shoulder. He claims he's against the Circle of Cavan. A shocking secret, a lie, and a kiss later, it still isn't clear what is the truth, and what is a lie...