Stewie's kindergarden teacher is very worried about Stewie's behavior. Peter agrees with Lois that he should spend more time with Stewie. After discovering that Stewie enjoys seeing him be violent toward Lois, Peter takes every chance he gets to do something to hurt her. Lois goes along with it until she ends up getting pushed into the lake while inside her car. Lois punishes Stewie and Peter goes along with her. Stewie thinks that Peter has turned on him. Peter tries to make it up to Stewie by taking him to Disney World.
Meanwhile, Chris has to do various chores for his old neighbor Herbert after he accidentally broke his window with a baseball.