atapon, koakuma, embodiment of scarlet devil, touhou, 2girls, age difference, aged up, back, bare shoulders, bat wings, breasts, condom, condom in mouth, demon tail, dual persona, female focus, head wings, heart, loli, long hair, looking back, mouth hold, multiple girls, nipples, nude, onee-loli, pointy ears, red eyes, red hair, selfcest, short hair, simple background, small breasts, tail, wings, yuri