When Lydia Moffatt takes her two-year-old daughter, Annie, to a ballet class, she has no idea of the world she is about to be drawn into.

What begins as a charming Saturday activity soon spirals into an all-consuming world of fierce competition, shifting friendships, and ruthless ambition—both onstage and among the dance mums, who are desperate for their little ones to succeed at any cost. As tensions rise, Lydia starts to question everything.

But when Annie begins to display troubling behaviours, Lydia's own buried traumas resurface. Driven by an unstoppable urge to protect her daughter, she is forced to confront her past and navigate a world where nothing is off-limits.

In the cutthroat world of competitive dance, how far will Lydia go to protect what matters most?