Brothers Dean and Sam Winchester travel countrywide in quest of their missing father and meet different evil spirits and battling with it. The boy's mother died under terrible and unaccountable circumstances when the brothers were very small. Since then Dean and Sam's father continued looked for the murderer and sons were his aides. But when Sam decided to leave the pursuit of supernatural and hold the fort and enter the university his father went for a burton. At the instance of Dean, Sam agrees to go and seek a father but only for a couple of days. The only thing is that couple of days for this case would be a little. They are not faited to live a normal life. Their life is a struggle with evil spirits. They have to find the father and get hold of a secret of their mother death.