Twenty-one bullets. A beautiful twenty-one-year-old blonde held captive on an island paradise by a corrupt United States Senator. Cards adding up to twenty-one in a deadly game of Blackjack. For Samson Mos, undercover agent for the secret government agency known only as "The Department," the number twenty-one seems to be everywhere. Mos thought he was sent to San Isobel to recover from his last mission. However, he soon learns this is going to be a working vacation. He meets the beautiful Sarah, the love interest of a dangerous politician with plans to assassinate a political rival, and bring an addictive new drug into the US. To find a way to stop him, Mos must infiltrate his organization, and he just may fall in love along the way.