Natalie Nott, the shy sister of Theo, tries to avoid Slytherin king Mattheo Riddle after he cruelly ripped up a love letter from her friend Pansy. While visiting a bookstore in Hogsmeade, she unexpectedly encounters Mattheo, who challenges her to confront her assumptions about him. Their tense exchange hints at an undeniable attraction, complicating Natalie's vow to stay away from him for Pansy's sake. As the barriers between them begin to break down, Natalie realizes avoiding Mattheo might not be as easy as she thought.