1boy , nacked, nude,(((1girl,1boy,sex from behind, imminent vaginal

1boy , nacked, nude,(((1girl,1boy,sex from behind, imminent vaginal )))，Nsfw,sex,,(((nacked:1.5))),(arms behind return:1.3)，(regretful expression)，restrained things,kneeling ,restrained by chains, tightly shackled and confined , highest quality, High resolution, Hitagi Senjogahara, senjougahara hitagi, long hair, blue eyes, purple hair, (medium breasts:1.2), BREAK skirt, thighs thighs thighs, , tie, black stockings, zettai ryouiki, Naoetsu High , BREAK Looking at the viewer, take a break outside

worst quality, low quality, bad anatomy, bad hands, bad body, missing fingers, extra digit, fewer digits