Howard Schultz has found his mission. He’s burning to turn Starbucks into an espresso bar business, but he can’t convince Starbucks owners to get onboard. Back in the Northeast, Bill Rosenberg is frustrated too. His son, who’s now Dunkin Donut’s CEO, has ideas that seem sure to wreck the company. Both Schultz and Rosenberg, 3,000 miles apart, are looking for ways to assert control. But soon, Starbucks and Dunkin will come head to head with their biggest challenge: each other.