Rouge "Gets Off" on knuckles, then takes it up to 250% of her usual effort, and when she did climax after a while, she Took in Knuckles feetfirst, from a stomach-prone position. and she whispers "This may take a couple of months, at least until Cybelle's time..." (Skip ahead to Cybelle's era in time, but a much cleaner, and technologically advanced city?)