The film contains no depictions of non-cisnormative identities or same-sex intimacy. Character dynamics focus exclusively on platonic companionship and professional cooperation between anthropomorphic machines.

The cast is predominantly male-coded, reflecting a traditional industrial hierarchy. The narrative reinforces a masculine-coded environment centered on mechanical strength and labor without subverting gendered power dynamics.

Traditional racial and ethnic markers are absent due to the anthropomorphic nature of the characters. Diversity is limited to functional distinctions between standard and narrow gauge engines.

The story reinforces Western industrial values, prioritizing labor and individual utility within a larger system. It celebrates the 'useful engine' archetype and adherence to established railway rules.

Themes of being 'lost' or 'broken' serve as plot devices regarding social utility rather than nuanced portrayals of disability. Characters are primarily judged by their ability to perform labor.