Depression is a monster that won't let go. What's worse is people don't understand. Then you lose those people, (I did), that meant the most to me all due the cruelty of someone who wanted to hurt me more. He succeeded. Why? Because he could and I couldn't fight a narcissist ass.
Dean's hellhound that he got from Crowley. It's a bit larger then the average, but its not as large as Crowley's. His name is Kano, and he's like a normal dog and will not attack those Dean doesn't want him to. He follows orders well, and loves to hunt, except he only follows orders to fight.