Confirmation of the existence and details of a specific Brazilian film series.
In mammals, (having both ovarian and testicular tissue) is incredibly rare. There have been documented cases in humans (XX/XXY chimeras, for example), pigs, goats, and dogs. However, note the pattern: these are domesticated or laboratory animals.
Determine what role your character plays in the story. Are they a protagonist, antagonist, or part of a supporting cast? What themes do you want to explore through their experiences? This could include themes of identity, acceptance, power, or self-discovery.
I can refine the draft once I know the specific world they inhabit!