tape gag, ch'en (arknights), bdsm, bound, bondage, gag, pantyhose, gagged, improvised gag, blue hair, restrained, arms behind back, breasts, rope, vibrator, horns, sex toy, red eyes, shibari, necktie, shorts, feet, 1girl, solo focus, bound legs, cup, gloves, shibari over clothes, tape, kettle, dragon horns, no shoes, chair, bare shoulders, sleeveless, sitting, teapot, 2girls, long hair, crotch rope, bound arms, camera, large breasts, indoors, multiple girls, black gloves, cloth gag, black pantyhose, short shorts, shirt, table, legs, yellow necktie, teacup, suspension