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Alternate story segments may focus on Chris Redfield and his new partner Jessica Sherawat, or new BSAA members Keith and Quint.
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Jill Valentine works with her new partner Parker Luciani for the BSAA (Bioterrorism Security Assessment Alliance). The story is broken into chapters fitting for a portable title story-wise, chapters alternate timelines. The primary focus of the story is on Jill Valentine and Chris Redfield as they hunt for answers on a mysterious luxury cruise ship known as the Queen Zenobia. The game takes place before part five in 2005, and after the total destruction of the ultra-modern sea-based city of Terragrigia by terrorists using old Umbrella-style B.O.W.s, or Bio-Organic Weapons. Resident Evil: Revelations marks a return to the survival horror roots of the franchise from the action-centric gameplay of the previous title, Resident Evil 5.
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