User blog comment:Damac1214/Black Ops II - DLC 5 Rumors surface/@comment-7965062-20130620112851/@comment-9571804-20130620163415

The "cycle in MoTD was the endless respawning cycle the characters always went through, like in the opening video where everyone died, but respawned in the staring room. Breaking the cycle implies that they can stop respawning, leave Limbo, and pass on to heaven/hell or whatever would be next.