In Don't mess with Nanny there are 2 players, the cranky Nanny and a child. Nanny's objective is to complete multiple tasks in the household while the evil kid tries to stop her at any costs.

As a Nanny you are going around in the house and your objective is to complete multiple tasks in the household such like watering flowers or cleaning the dishes and such, but meanwhile you have to defend yourself from the kid who is trying to kill you with multiple tools. Nanny wins when she complete all objectives without dying.

As a kid you are hunting the nanny with multiple tools that can be found everywhere in the house. There are special keys for boxes which contains more powerful items. Kid wins the game when Nanny is dead.