Billionaire Boys Club tells the unbelievable true story of financial whiz kid Joe Hunt (Elgort) and tennis pro Dean Karny (Egerton) whose investment pool propels them into the upper echelons of LA in the early 80s. With their charisma and unbridled ambition, the two convince a clique of privileged trust fund babies to invest in the BBC. Overnight Joe and Dean become the stars of a world dripping with money, sex and celebrity. Their lavish lifestyle and impressive returns obscure a snowballing fraud. As the law finally catches up, their hollow empire collapses under the weight of insatiable greed. Dean's loyalty wavers, the body count rises, and Joe must make a moral choice between freedom and his own redemption.