The film focuses on the backstory of Emilia and her familial bonds with Puck, Fortuna, and Geuse. There are no identifiable LGBTQ+ characters or themes present within the narrative. The story does not explore any queer identities, relationships, or related experiences.

The film does not feature any identifiable transsexual characters or themes within its narrative. The story focuses on the past of Emilia and Puck, exploring their initial bond and the circumstances of Emilia's isolation, without touching upon gender identity or transition. No characters are depicted as transsexual, nor are related themes explored.

The movie does not contain any action or adventure elements.

The film adapts a side story from the Re:ZERO light novel series. All established characters, such as Emilia, Puck, Fortuna, and Geuse, maintain their canonical genders as depicted in the source material and prior adaptations.

The film is an anime adaptation of a Japanese light novel series. All characters are portrayed consistent with their established visual designs and racial depictions from the original source material. No character canonically established as one race is depicted as a different race.

Not depicted in the film.