Jim, an Indian immigrant working as a secretary and accountant at Ritzland Support, maintains an air of detachment while performing his duties with notable precision. His legal name and origins remain concealed, with official records listing these details as unspecified or marked with question marks. Originally nicknamed "Indian" in the manga, the anime adaptation renames him Jim to address cultural sensitivity concerns.

His reserved personality contrasts with moments of subtle irritation when observing workplace inefficiencies, particularly superiors neglecting tasks. Colleagues find his monotone speech patterns and unexpectedly direct comments disconcerting, though his technical expertise remains unquestioned. A distinctive design feature—the permanent absence of a visible mouth, even during conversations—persists across both manga and anime, drawing attention for its unconventional animation execution.

While his tech-administrative role aligns with regional stereotypes critiqued in cultural discourse, the narrative does not expand on his backstory or grant him involvement in central plot conflicts. Supplemental materials similarly omit character development, focusing instead on his professional interactions. The adapted name and mouthless design remain prominent points of discussion, though neither receives explicit in-universe explanation.