Mattheo Riddle has always been dangerous. Intelligent, feared, and impossible to ignore. But when his obsession turns towards one person, everything changes. The only problem? She’s Draco Malfoy’s little sister. And Draco has made one thing very clear — {y/n} Malfoy is completely off limits. Between secret parties, leaked screenshots, Hogwarts gossip, social media scandals, rival boys fighting for her attention, and Mattheo’s inability to stay away, the line between obsession and love becomes dangerously blurred. Because everyone knows Mattheo Riddle wants her. Everyone except {y/n}.