The supercomputer Jonas, responsible for the operations that plunged the Chicago Stock Exchange into a resounding flash crash, closed down on Largo Winch and the tradeuse Mary Stricker. In this overheated server, would it be the end of their investigation? Yet, this is nothing to do with the theft of the ten shares of the Winch group when they were transferred under high surveillance from the bank of Lucerne, Switzerland. Pope, implacable antagonist to methods similar to those of Igor Maliakov, seized it in order to give them to the Russian oligarch who swore the loss of Largo. Against these titles, which represent the $50 billion of W company, this one demands a ransom that the young director cannot ignore. But can he really negotiate under the threat of his enemies?