The story of the little mouse continue with new adventures. Perez now has also a daily-time job. He works at a pearl factory by day and by night he takes on his old habits: collecting the tooth hidden under the childrens pillows. He never takes a time for rest and slowly he's gonna feel this thing. In one of the night, Perez must go to Lucas to steal his fallen teeth. Just arriving there, he notices that the kid is still awake and he must wait. The funny adventure begins now when Perez falls asleep in Lucas' house.