A veritable secret war for power takes place behind the scenes in big financial groups. One of the most common methods of attack is the takeover bid: A would-be buyer offers to acquire all available shares of a rival at a determined price in order to control it. The W Group is attacked by business conglomerate FENICO. As if this were not enough, the U.S. Internal Revenue Service also takes on Largo Winch. Will he lose his entire fortune?