zukai shoujo kougaku
koowa
2girls, :q, blush, breast press, breasts, comic, educational, greyscale, imagining, large breasts, monochrome, multiple girls, nude, open clothes, open shirt, plaid clothes, plaid vest, school uniform, science, shirt, short hair, sweat, symmetrical docking, tongue, tongue out, vest, wall of text, yuri
non-web source, translation request