The film "Preparation for the Next Life" does not appear to feature any identifiable LGBTQ+ characters or themes. Plot summaries, cast lists, major reviews, and metadata from various sources consistently describe a heterosexual romance between a Uyghur migrant and an American soldier, without any mention of queer representation.

Based on available information, the film 'Preparation for the Next Life' does not feature any identifiable transsexual characters or themes. Plot summaries and cast lists focus on a romance between a Uyghur migrant woman and an American soldier, with no references to gender identity or transformation.

The movie does not contain any action or adventure elements.

All principal and named characters in the film adaptation maintain the same gender as established in the source novel. No instances of gender swapping were identified based on the provided information.

The film adapts characters from a novel. Aishe, a Uyghur woman, is portrayed by Sebiye Behtiyar, whose appearance is consistent with Central Asian features. Skinner, a white American soldier, is played by Fred Hechinger, a white actor. No character's established race from the source material appears to be changed.