The final indexed entry (though a film, The Immortal Man , concludes the story). Tommy is dying of a supposed tuberculoma (a false diagnosis). He faces the Boston IRA, fascist remnants, and the treacherous Michael Gray.
The most persistent index in the series is the cigarette—always lit, rarely smoked for pleasure. For Thomas Shelby (Cillian Murphy), the cigarette is a chronometer. It burns in silence while he thinks, the ash growing like a countdown. When he stubs it out, a decision has been made, often fatal for someone else. The cigarette indexes:
The business expands to London and faces off against Alfie Solomons and Darby Sabini.