yzr (yzr99), karin (blue archive), blue archive, commentary, highres, symbol-only commentary, 1girl, bare shoulders, black hair, blush, breasts, cleavage, closed eyes, closed mouth, collarbone, covered erect nipples, heart, huge breasts, long hair, multicolored hair, purple hair, shiny skin, simple background, solo, spoken heart, steaming body, sweat, tank top, two-tone hair, white background, white tank top