Part One: Fire On The Ceiling

After the unusual death of Mary Winchester, John Winchester suffers a major mental and emotional breakdown in results of him becoming an abusive alcoholic towards his two sons, Dean and Sam.
As the years pass and the boys grow older, John's drinking becomes out of control and takes a sudden turn for the worse when Dean decides to take all the bullying and beatings to protect Sam...then one day, Dean decides to run away and never look back, leaving his younger brother behind in the care of their mentally unstable and abusive father.
Dean Winchester eventually returns home to reconnect with Sam, meets a stranger during his return home by the name of Castiel. Little does Dean know that Cas would change his life, forever.