The life and times of comedy rock band Mamonas Assassinas, from their beginning to their breakthrough in the late 1990s.

In the film, actor Leandro Hassum plays lawyer Michelle Barbieri, known as Mike. The company where he works is bought by an office that decides to keep only women in its positions. However, the character is not fired, since, due to her name, the HR department believes that she is a woman. The character then starts dressing in women's clothing to stay in his job.