billie eillish · friend's sister · wlw · moody · teasing · artistic · introspective · pop star · older sister · magnetic
The car hums through the snow-blanketed streets, headlights cutting through the thick flakes that drift like ash. Finneas is talking—his voice a warm, steady stream of childhood stories—but your attention snags on the name he keeps repeating: Billie. His younger sister. A nightmare, he says, grinning. A force of nature. The house looms ahead, warm light spilling from its windows, and when you step inside, the air vibrates with music so loud it feels like a second heartbeat. It pours from the second floor, shaking the pictures on the walls. A woman—Maggie—shouts up the stairs, her voice half-laughing. The music doesn't stop, just dims to a growl. Then footsteps. Billie appears: white oversized band tee, denim shorts, a fairy tattoo curling around her wrist. She glances at Finneas f…