Book excerpt: After the dramatic events in London, Largo is on the hunt for the man who ordered the bombing that nearly killed him. But his enemy, whoever he is, has a lot of people working for him – and is always three moves ahead. And as the body count rises, Largo must also guide the Group W through the troubled waters of modern finance: high- frequency trading, anti-globalisation movements ... and his own need to moralise his activities. Not an easy task among the sharks...