Don't Worry I'm Used To It

Castiel likes Dean. Dean likes Castiel. But there's rules they have to follow until Dean changes that. Castiel is still scared to be in a relationship with Dean because he's constantly being abused by his dad or Crowley beats him up. Most of his family have left him too.

1)Will Dean be able to help Castiel out?

Or

2)Leave him and try and fix his mistake?