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A rootless genius, Iris Nixon, steals an enigmatic code from a charming philanthropist and disappears. A tense countdown ensues as she races to unravel the code's mystery.
Master codebreaker Iris Nixon, once employed by charming entrepreneur Cameron Beck, is on the run in Sardinia - but her cover is blown.
With police and corrupt agents from Rome closing in, Iris blackmails local cop Teo in a bid for escape.
As Joy is captured, Iris seeks Teo's help. Iris and Joy enter uncharted territory, leading to a showdown with Cameron.
Iris is stripped of everything she's built. She escapes the island and contacts online conspiracy theorist Alfie.
Iris uses her wits to get out of a corner and enlist policewoman Nico. Joy meets the mysterious genius, Jensen Lind.
Iris devises a bold plan to save Joy, meets Cameron again, and must escape with Alfie and Nico.
Devastated by a setback, Iris makes a stand. Cameron's benefactor steps up control of his project.
Iris makes a potentially suicidal return to Caliburn, seeking answers. A final showdown between Iris, Cameron, Joy and Jensen exposes the terrifying true purpose of the device.
