thomas (aoakumasan), araragi koyomi, senjougahara hitagi, monogatari (series), commission, highres, pixiv commission, 1boy, 1girl, bed sheet, black hair, black shirt, black shorts, blue eyes, blush, closed eyes, closed mouth, couple, eyelashes, from above, grey shirt, hands up, indoors, long hair, lying, on side, pillow, purple hair, shadow, shirt, short hair, short shorts, short sleeves, shorts, sleeveless, smile