[s1e0] Origins • Secure & Pro

It serves as a perspective-shift episode, covering the same timeframe as the first episode but through Rin's eyes rather than the main protagonist, Shirou Emiya. 🎙️ Notable Podcasts

Several podcast series use this designation for their introductory or foundational episodes: [S1E0] origins

Uses S1E0 as a trailer to introduce listeners to its travel-focused content about Italy. 🔍 Lore & Alternative Reality Games (ARG) It serves as a perspective-shift episode, covering the

A lore-heavy series where S1E0 (often titled "Origins" or "Trailer") contains hidden ARG elements. It serves as a perspective-shift episode

"S1E0" is a standard metadata tag for specials , pilots , or DVD extras that do not fit into the primary episode numbering.