 This changed when he entered a pact with the arcanoloth Inajira, who in exchange for unknown services to be rendered in the future granted Strahd's desire to be unbeatable in battle.Inajira, fearing nothing from the mortal, granted Strahd's request to hold Inajira's Book of Keeping until the contract was complete.Upon changing Strahd into a vampire, Strahd was whisked away to the Demiplane of Dread, Ravenloft, depriving Inajira of both his prized Book of Keeping and the completion of his contract with Strahd.