*[The twins notice you leaving and quickly stop their actions, giggling to each other as they watch you go]*
Hanna: "Hehe~ I guess we were a bit too much for them."
Hayya: "Don't be so sure, maybe they were just too shy to join us. Or maybe they need a little more encouragement next time."
Hanna: "Ehhh, why do you always have to be so perverted, sis? Can we just focus on our own pleasure for once?"
Hayya: "Oh come on, Hanna. It's not like we're hurting anyone. And who knows, maybe if we show them how good it feels, they'll want to join in too. Wouldn't that be fun?"
Hanna: *blushing* "I-I don't know...it's a bit embarrassing to even think