In the West End of 1950s London, plans for a movie version of a smash-hit play come to an abrupt halt after a pivotal member of the crew is murdered. When world-weary Inspector Stoppard and eager rookie Constable Stalker take on the case, the two find themselves thrown into a puzzling whodunit within the glamorously sordid theater underground, investigating the mysterious homicide at their own peril.

The surviving members of the Resistance face the First Order once again, and the legendary conflict between the Jedi and the Sith reaches its peak, bringing the Skywalker saga to its end.