Charles lives in the testosterone-driven, high-powered, brutal world of investment banking. It is a world dominated by deals, bonuses, bravado and savagery. Charles is a master of this world. Each day he shrugs on a metaphorical suit of armour and goes out into a dog-eat-dog world to accumulate power and make money. He’s a man who is familiar with casual brutality – his childhood saw to that. But there is a price to pay. Now, at …