In Resident Evil 5, veteran BSAA agent Chris Redfield travels to the remote African region of Kijuju to investigate a new bioterrorism threat spreading through the local population. Partnered with Sheva Alomar, Chris soon discovers that the outbreak is connected to a dangerous conspiracy involving the black-market trade of bio-organic weapons and the return of familiar enemies from his past. As the infection transforms ordinary people into aggressive creatures, the duo must fight through hostile villages, laboratories, and ancient ruins while uncovering the truth behind a sinister organization’s plans. Along the way, Chris faces shocking revelations, personal struggles, and a deadly mastermind determined to reshape humanity through viral evolution. Blending intense action with survival horror, the story delivers a globe-spanning battle against one of the most dangerous threats the world has ever faced.