“WANTED: Someone to go back in time with me. This is not a joke. You get paid after we get back. Must bring your own weapons. "Safety Not Guaranteed". I have only done this once before.”
When an unusual classified ad inspires three cynical Seattle magazine employees to look for the story behind it, they discover a mysterious eccentric named Kenneth, a likable but paranoid supermarket clerk, who believes he’s solved the riddle of time travel and intends to depart again soon. Together, they embark on a hilarious, smart, and unexpectedly heartfelt journey that reveals how far believing can take you.