Sergeant Lindsay Boxer is looking forward to spending time with her family over the holidays. But when she receives a tip-off that the biggest heist ever to hit San Francisco is being planned for Christmas Day, everything changes.The architect of the ambitious attack unleashes chaos across the city, laying traps and false alarms to distract Lindsay and the SFPD from his ultimate goal.As time runs out, will Lindsay be able to save the people of San Francisco from a Christmas they'd never forget?