Iris Nixon is a passionate lover of puzzles. During the day, she leads an inconspicuous life as a moderator tracking malicious content on social media, but at night she shines on secret internet platforms, solving the most complex puzzles. Her life changes dramatically when she receives a tempting offer to hack a secret code. Being the first to solve it, Iris finds herself in Florence, where she meets businessman Cameron Beck. She realizes that she has unlocked a dangerously powerful technology and, realizing that the decryption could fall into the wrong hands, she decides to take a desperate step - stealing the code and hiding out in Sardinia. Pretending to be someone else, Iris uses all her skill and charm to remain unrecognized while rumors of her whereabouts spread far and wide.