When Aoife needs a cheerleading teacher to impress her auntie Fidelma, she finds help from an unlikely source - but can she keep up the act?

Aoife's plan to keep Zara at Midvale backfires, leading her to be mistaken for a genius while Zara plays dumb. Can she outsmart her own scheme and get the old Zara back?

The Vipers face a crisis of confidence, but Aoife's attempts to help them go too far - can they stop her from total humiliation at the school's talent competition?