“Dr. Alex”, the first and classic children's book by Rita Lee, which was first released in the mid-1980s, had its text revisited by the author and was given a new graphic project with authorial illustrations by Guilherme Francini, in 2019. In this volume, Ms. Lee tells the saga of a German scientist, an advocate for the animal cause, who is transformed into a mouse to get rid of a group of villains that do not respect animals or the environment.