The film "Secret Zoo" does not feature any identifiable LGBTQ+ characters or themes. The narrative focuses on a struggling zoo and its staff's comedic efforts to attract visitors by impersonating animals, with no elements related to queer identity or experiences present in the story.

The film 'Secret Zoo' does not feature any identifiable transsexual characters or themes. Its narrative focuses entirely on a struggling zoo and its employees' comedic efforts to save it, resulting in no depiction relevant to the rubric.

The movie does not contain any action or adventure elements.

The film "Secret Zoo" is an adaptation of a webtoon. A comparison of the main and significant supporting characters between the source material and the film reveals no instances where a character's established gender was changed.

The film "Secret Zoo" is a South Korean production based on a South Korean webtoon. All main characters, both in the source material and the film, are depicted as East Asian, and are portrayed by East Asian actors. There are no instances where a character's established race was changed.