In of The Originals , titled " No Quarter ," the recently awakened Mikaelson family launches a high-stakes mission to rescue Klaus from Marcel's five-year imprisonment. The episode originally aired on March 24, 2017, and marks a critical turning point as the family reunites while a new, darker threat begins to emerge in New Orleans. The Mikaelsons' Rescue Mission Episode Discussion: S04E02 "No Quarter" : r/TheOriginals