He later on escapes with the aid of an military of angels despatched to rescue him - owning in the beginning remained guiding as penance for his actions to prevent a duo of Leviathans that have been trying to attack Dean and Benny as they left Purgatory - but the other angels not only erase his memory that they ended up accountable for his escape, but also erase his memory of their subsequent 'check-ins' to talk about the Winchesters' actions,.