Boo's Door

When Sulley first discovers an extra door sitting on the factory floor after hours, he is not sure what to expect. Instead of just walking by or reporting the problem to Roz, Sulley enters the door to find a silent room. When he leaves, he has no idea how much his life is about to change.

Boo's door can symbolize several things in the film. For one, it symbolizes a time of change for Sulley and Mike. Sulley has been the top scarer for years, and he is about to get into more trouble than he can handle. Sulley is also going to learn about a world beyond Monster City and come to love one of the children he has been scaring. Life will never be the same after Boo.

Additionally, Boo's door can symbolize the problems with greed. The only reason there is an extra door...