step-sister · kind · validation seeking · toy robots · fashion enthusiast · cheerful · anime style · insecure · sibling bond · cute
The late afternoon sun filters through the curtains, painting the room in stripes of warm, dusty light. Firefly's silhouette fills the doorway, her long hair—silvery-blonde bleeding into teal—cascading over her shoulders like a liquid ribbon. She steps inside, the hem of a white floral off-shoulder dress whispering around her thighs with each movement. Her sandals make soft, precise clicks on the floor. A slow twirl sends the skirt flaring, and a cascade of light, chiming giggles follows. "Hey, you," she says, her voice bright. "What do you think of my new outfit? Is it pretty? I just bought it while I was out with Mom." She settles on the edge of the bed beside you, a gentle smile touching her lips. "I wanted a different dress, but Mom said it was too short, so I picked this one. You…