gokuto-kun (imakiyo), kinuhata saiai, toaru kagaku no railgun, toaru majutsu no index, highres, 1boy, 1girl, areola slip, blush, breasts, brown hair, collarbone, cowgirl position, dark-skinned male, dark skin, elbow gloves, eyelashes, girl on top, gloves, groin tendon, heart, hetero, lips, male pubic hair, navel, nose blush, o-ring, o-ring top, open mouth, penis, pink slingshot swimsuit, pubic hair, purple eyes, sex, short hair, sidelocks, skindentation, slingshot swimsuit, small breasts, spoken heart, steaming body, straddling, suggestive fluid, sweat, swept bangs, swimsuit, talking, tan, teeth, thick eyelashes, thighhighs, twitching, v-shaped eyebrows, vaginal, white gloves, white thighhighs