Charlie is the last one left in hell with her mom and dad and alastor . Everyone was saved and was redeemed her parents are too but they stayed with their daughter. Charlie was pregnant but she didn't know that she was but one morning she was packing up her room in the hotel with Alastor till one of the windows that was loose from not being taken care of for years suddenly fell while it was about to hit charlie . Alastor quick ran over and placed himself over her to make sure she would get hurt . That one act of true kindness and the sacrifice he made redeemed him. Charlie gave a sad smile as Alastor turned human again. After the angels took alastor away they came back for Lucifer , Lilith and Charlie?. The angels decided since she worked so hard to save everyone they would give everyone a chance to relive or live in the human world. They said they were sending Charlie and her parents to alastor time and home town there was two things though yes Charlie would still be pregnant but no they won't remember hell or wouldn't know people outside of their family is. So if somehow alastor and Charlie do get together it was meant to be . Would fare bring them together in the human world or keep them apart