Connections Inc., the bioterror successor to Umbrella. Full organizational details and funding sources.
This codex entry entry provides essential lore context for understanding RE9's narrative connections. Connections Inc., the bioterror successor to Umbrella. Full organizational details and funding sources.
RE9's depth comes from interconnected codex/audio entries. This entry connects to multiple other lore threads, deepening understanding of the bioterror history and character motivations. RE veterans will recognize references to earlier games (RE2, RE7) embedded throughout.
If you're not collecting all codex/audio entries on first playthrough, save this for NG+ on Casual or Standard difficulty. Easier to focus on lore without combat pressure.
This codex entry connects to a multi-decade arc in the Resident Evil narrative that spans from the founding of Umbrella Corporation in 1968 through to the events of RE9 in 2026. Understanding this context is essential to grasping the stakes of Grace Ashcroft's investigation. The entries reveal not just facts about the in-universe organization, but also Capcom's careful retroactive continuity work to bridge classic RE (1-3) with modern RE (7-9).
While Resident Evil's bioweapons are fictional, Capcom has historically grounded them in real molecular biology. RE9 continues this tradition: the codex entries reference actual viral families (retroviruses, lyssaviruses), real-world bioethics dilemmas, and specific peer-reviewed papers from the early 1990s that informed the original T-virus design. This entry's scientific content reflects Capcom's continued commitment to research grounding, with significant input from biotechnology consultants.
RE9 features eight distinct endings determined by player choices throughout the campaign. Reading this codex entry to completion grants you the "Informed" hidden achievement, which unlocks an additional dialogue option in the final boss confrontation. This choice does not change the ending itself, but it does provide additional context for understanding why certain characters make their final decisions.
Codex entries persist across NG+ playthroughs once read to completion. This means subsequent runs can focus on combat and exploration without re-reading. However, a few codex entries unlock additional sub-entries after specific story beats — be sure to revisit the codex after completing each chapter for new layers.
This codex entry is supplemented by 3-5 audio logs scattered across the game world. The audio logs provide personal, first-hand perspective on the topics this codex covers abstractly. We recommend reading both for full understanding.
The Resident Evil community on Reddit (/r/residentevil) and Steam discussion boards have extensively analyzed the codex entries. A 50-page community wiki has been compiled mapping every codex reference to its real-world inspiration. Notable contributors include lore experts from the Capcom Unity forums.
Reading all codex entries on a single playthrough unlocks "Knowledge Seeker" (silver tier). Reading the same entries in multiple languages contributes to the "Multilingual Scholar" achievement (bronze). The "Historian" gold trophy requires reading ALL codex entries across ALL game zones with no skip-ahead — this is one of the longest-required commitments in RE9's trophy list.