At Hogwarts School of Witchcraft and Wizardry, power is everything—and Arabella Black owns it. Untouchable, ruthless, and Slytherin’s queen, she never loses control. Until Mattheo Riddle—Voldemort’s son—steps into her world. As Lord Voldemort rises and war closes in, alliances blur and danger sharpens. In a castle built on secrets, power may cost them everything.