(COMIC1☆10) [The Secondary Aquarium (Usano Riko)] Saien no Kanraku (Utawarerumono Itsuwari no Kamen)
[Itaba Hiroshi] Demodori (Imouto) | Little Sister Divorcee (Boku Dake no Kuchibiru) [English] [SaHa]
YUUKA'S VERSION of Because my childhood friend is not interested in sex, I fucked his friend instead