In 2020, marine archeologist Jay Fennel (Josh Hartnett) is brain dead after trying to save his wife Laura (Tamsin Egerton) who got trapped exploring the wreck of a colonial British East Indiaman. The comatose Fennel dreams about the adventures of Captain James Stewart in 1778 Pune, and his romance with a Maratha warrior Tulaja Naik (Bipasha Basu).