Dog Man is down on his luck, Petey confronts his not so purr-fect past, and Grampa is up to no good. The world is spinning out of control as new villains spill into town. Everything seems dark and full of despair. But hope is not lost. Can the incredible power of love save the day?

Dog Man, a crimefighter with the head of a police dog and the body of a policeman, faces off against his archnemesis Petey the Cat. New York Times bestseller, and first in a new series by Dav Pilkey, creator of Captain Underpants.

Dog Man, the newest hero from the creator of Captain Underpants, is still learning a few tricks of the trade. If only the Chief would throw him a bone every once and a while ... Dog Man needs to dry up the drool, dust away the dander, and roll out of the refuse if he's going to impress the Chief, and he needs to do it fast! Petey the cat is out of the bag, and his criminal curiosity is taking the city by storm. Can the canine crime biter unleash justice...

Dog Man is still learning a few tricks of the trade. Petey the cat is out of the bag, and his criminal curiosity is taking the city by storm. Something fishy is going on! Can Dog Man unleash justice on this ruffian in time to save the city, or will Petey get away with the purr-fect crime? Hombre Perro, el nuevo héroe de Dav Pilkey, el creador del Capitán Calzoncillos, está aún aprendiendo su oficio mientras que Pedrito el gato está acabando...

¡Hombre Perro ha metido la pata hasta el fondo esta vez! Tiene que entregar su placa y vaciar el escritorio, pero si bien no tiene trabajo aún le quedan esperanzas. Con sus amigos de su lado, ¿podrá Hombre Perro salir del hoyo y regresar gateando al cuerpo policial? Dog Man's really done it this time! He hands over his badge and clears out his desk, but while he may be out of a job, he's not yet out of hope. With his friends at his side, can...

"This time, Petey the cat's dragged in a tiny bit of trouble -- a double in the form of a super-cute kitten. Dog Man will have to work twice as hard to bust these furballs and remain top dog!" -- "En esta ocasión, el gato Pedrito se metió en un gran problema en el que está involucrado un lindo y dulce gatito. ¡Hombre Perro tendrá que trabajar el doble para salir victorioso y continuar siendo un héroe!" --

When Dog Man is sent to the pound for a crime he did not commit, his friends work to prove his innocence.