#1 : The story picks up with an 11-year-old Dean and a seven-year-old Sam traveling with their father John.Dean is becoming aware of what his dad's up to and we'll see him training and hunting a little bit, while John will start to key in on something different about Sam.
#2: John Winchester is haunted by his past and fears his future. The death of his wife Mary left him broken, but the revelation that his son Sam might have a connection to the dark world of the supernatural might be too much much to bear. Is he willing to sacrifice Dean to protect Sam from a lifetime of horrors?
#3: The sacrifices John Winchester has made for the "greater good" of hunting are tremendous, but he finally takes the biggest step of all: arranging a first "hunt" for his older son Dean.