SPIDER-MAN I [2002]
When bitten by a genetically modified spider, a nerdy, shy, and awkward high school student gains spider-like abilities that he eventually must use to fight evil as a superhero after tragedy befalls his family.
Monsters, Inc. (2001)
In order to power the city, monsters have to scare children so that they scream. However, the children are toxic to the monsters, and after a child gets through, 2 monsters realize things may not be what they think.