No Brakes on the Smut Train

A lemon powered train traveling through Mountain Glenn's underground isn't the only thing going at high speed. "Pairings" not listed: Weiss/White Fang Lieutenant, Ruby/Oobleck. Why? Because I can. Edit: Recontinued due to semi popular demand and encouragement/coercion! Credit to God Emperor Penguin for minor editing help. Edit2: Trigger warning for you crybabies: it gets kinda dark