The plot revolves around visiting Aunt Lucy in Peru, a jungle quest tied to the El Dorado legend revealed as an orangery for marmalade-making, family bonding, and Paddington choosing his London home. These elements deliver classic themes of belonging and roots without activist framing or systemic critiques.

The core emotional driver stays rooted in traditional family values and the idea that home is where the heart is, preserving the series' pre-modern-activism focus on personal connection over identity politics. No race, gender, or sexuality changes appear to any established characters from prior films or books. New additions such as riverboat captain Hunter Cabot and his daughter Gina fit the Peruvian adventure setting organically, as does the singing nun, and serve story function rather than messaging. These are fresh characters without source-material alterations or identity-focused arcs, keeping diversity incidental to the adventure premise instead of central to it.