Um lendário agente secreto que virou mercenário sai do esconderijo para salvar o filho que ainda não conhece. Ele está prestes a encarar sua missão mais difícil: ser pai.

An artistic, frustrated pre-teen discovers that the graffiti dog he painted with a found can of what he thought was spray-paint, has come to life in the form of an ultra-intelligent super-dog made of nanobots. But now both of them are being hunted by the most dangerous criminal in the city, who will stop at nothing to get this newest technology in his grasp.