They’ve been best friends for seven years. So why has no one ever been to Mattheo Riddle’s flat? After months of excuses, Mattheo finally gives in and invites Draco, Theo, Blaise and Lorenzo over. What they don’t expect is to be greeted by a blonde girl making herself a cup of tea like they don’t even exist. Meet Emilia. Mattheo’s older sister. The sister he somehow forgot to mention. Between sarcastic first impressions, chaotic nights, unexpected friendships and a slow-burn romance nobody saw coming, one simple visit changes everything. Sometimes the biggest secrets aren’t dark… They’re simply waiting at home.