eri (blue archive), blue archive, 1girl, 2boys, ahegao, anal, bald, black hair, blush, breasts, brown eyes, clothed female nude male, clothed sex, colored skin, crying, crying with eyes open, cum, double penetration, goblin, goblin male, grabbing another's arm, grabbing another's breast, grabbing from behind, green skin, groping, group sex, hat, huge breasts, long hair, long tongue, mmf threesome, monster, multiple boys, nipples, nude, open mouth, rolling eyes, sex, sex from behind, simple background, size difference, tears, threesome, tongue, vaginal, white background, wizard hat