After learning about his illness, which will soon lead to death, the protagonist gunman called \"3 Days to Kill\" is a secret service agent, Ethan Renner, decides to resign, the remaining time to spend with ex-wife and daughter. Due to permanent employment at work Ethan received little time and attention to the daughter, who almost did not see his father, but now he has a chance to mend relations and return to his family. However, in the secret service lab scientists have developed a powerful new drug capable of significantly prolong life.
In Exchange for the experimental drug guide secret service offers better Renneru agent to perform another secret mission to save thousands of human lives. But the last thing turns out to be one of the toughest of his career Renner. The reason is not so much the complexity of the job, how many unexpected side effects of experimental medicines, which causes hallucinations.