This research is published within the project ‘The Logic of Conceivability’, funded by the European Research Council (ERC CoG), Grant Number 681404.The ‘puzzle of imaginative use’ (Kind and Kung in Knowledge through imagination, Oxford University Press, Oxford, 2016) asks: given that imagination is arbitrary escape from reality, how can it have any epistemic value? In particular, imagination seems to be logically anarchic, like a runabout inference ticket: one who imagines A may also imagine whatever B pops to one’s mind by free mental association. This paper argues that at least a certain kind of imaginative exercise—reality-oriented mental simulation—is not logically anarchic. Showing this is part of the task of solving the puzzle. Six pl...