An intelligence operative for a shadowy global peacekeeping agency races to stop a hacker from stealing its most valuable — and dangerous — weapon. Rachel Stone is an intelligence operative, the only woman who stands between her powerful global peacekeeping organization and the loss of its most valuable -- and dangerous -- asset. Heart of Stone is a 2023 American spy action thriller film directed by Tom Harper from a screenplay by Greg Rucka and Allison Schroeder and a story by Rucka.