The story explores the deep friendship between Asha and Sam, both autistic, as they face a turning point in their lives. When Sam attends the elite Castleton Academy, Asha is left to navigate middle school alone, questioning her identity and the stability of their bond. Complications arise as Sam befriends Prestyn, Asha's rival, whose family's mansion, Donnybrooke, has become a symbol of division. Asha must confront her feelings of abandonment and the shifting dynamics of friendship while grappling with Prestyn's true intentions toward Sam.
