You’ve always been Michael Clifford’s little sister. The quiet one. The one people glance at but don’t really see. His friends learned the rule early: you’re off limits, untouched, not part of their world. It was easy to follow—until it wasn’t. Because when Luke Hemmings shows up at your house for the summer, he doesn’t treat you like a rule. He treats you like a person. And that changes everything you’ve spent years staying invisible to avoid. Now the line between what’s allowed and what’s inevitable starts to blur—and neither of you knows how to step back from it.