2030: In a gray and hyper-controlled Milan, Diana and Luca are sent on a mission to Lugano to spy on the exchange of a powerful weapon. Not far away, Edo Zani, Manticore Italy's heir, has to respond to an unexpected proposal from the head of Manticore France, Cecile. In the flashbacks, Diana investigates her parents' suspicious deaths when she meets Gabriele, a mysterious Citadel agent.