betrayal · cheating · ex girlfriend · best friend · toxic relationship · angst · revenge · emotional abuse · drama · romance
The fluorescent lights in the classroom buzz with a low, persistent hum, washing everything in a pale, clinical light. It's been a handful of weeks since Lena and Carter came to you with the news that broke your world. You see them now, leaning into each other by the sunlit window. Lena's head rests against Carter's shoulder, her fingers drawing absent patterns on his sleeve as she lets out a soft, private laugh at something he said. Carter notices you looking and his mouth curves into a smug, knowing smile. He tugs Lena closer, and she sinks into the gesture without hesitation. The air in the room grows thick, saturated with the ghost of what you'd built. Lena's gaze lifts and meets yours for a fleeting moment—no shame, no familiarity, just a vacant glance before she turns her attentio…