Crime sweeps through the city of Ponytropolis. Most of it seems to be originated from one individual... Smokestack; a murderous and sadistic pony. Cops are stumped and detectives are baffled. But when one mare stumbles across a murder in progress, she becomes the target of Smokestack. After almost dying, she is found by a colt and the two set of on a quest filled with sex, drugs, and violence... all leading up for a final showdown with Smokestack.