Tow truck driver Jason Watts is barely making ends meet, so when an opportunity to work "overtime" presents itself, he has no choice but to take it. Not wanting to disappoint his son, Chris, Jason takes him along for a Saturday spent in a tow truck. Chris is an amazing 8 year old that loves superheros. But which is his favorite? Hulk, Iron Man, Super Man, all good, but Chris can find a flaw in each. When his day with Jason turns deadly, Chris finds out exactly who the best superhero is.