Power Rangers RPM Episode 18 Belly of the Beast Episode Title:Belly of the Beast.Episode Description:The Rangers must return to the factory where the doomsday device is being built. Dillon attempts to find his sister before it's too late. Dillon discovers that he, Summer, Gem, and Gemma are in his sister's cell. Summer sees the key that belonged to Dillon's sister at Venjix factory that matches Dillon's key.