After returning from the future of 2014 from the year 2009, Dean looked at Castiel differently. Dean was very careful with how he treated his angel. Because he knew what Castiel could become.
And Dean didn't want to see his friend become something he knew he wouldn't want to be.
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Supernatural Headcannons
FanfictionHey guys I haven't written anything on Wattpad so I thought I'd give it a try. So thanks for reading!!! Some of these headcannons I've found on tumblr, some I've found on tumblr and altered a bit, and some that are all my own, so don't think I'm tak...