1boy, 1girl, black background, black border, black camisole, black shirt, blonde hair, border, brother and sister, camisole, chromatic aberration, closed eyes, closed mouth, collarbone, collared shirt, hand in another's hair, long hair, lying, on back, screentones, shirt, short hair, siblings, sidelocks, simple background, strap slip, string, string of fate, twins, twitter username, upper body