**Season 15 spoilers**
Dean and Sam haven't seen Cas in weeks. Not since the angel declared it was time for him to move on. However, the brother's run into Cas on a hunt, but he's not alone.
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**Season 15 spoilers**
Dean and Sam haven't seen Cas in weeks. Not since the angel declared it was time for him to move on. However, the brother's run into Cas on a hunt, but he's not alone.
Cas has been taken to the Empty, and away from everyone he loves. But this angel is not going to go down without a fight.
With the help of a few friends, and a few former enemies, can Cas make it bac...