In an alternative wizarding universe where Lord Voldemort rose to power but was never fully defeated, his legacy lives on through his brilliant and ruthless grandson, Mattheo Riddle, now a seventh-year Slytherin at Hogwarts. Alongside him stand the elite inner circle of Slytherin: Draco, Theo, Blaise, Daphne, Astoria and Pansy. They are powerful, feared, and untouchable.