Comedy following Hector (Simon Pegg), a psychiatrist who has become increasingly tired of his humdrum life. Telling his girlfriend, Clara (Rosamund Pike), he feels like a fraud, he decides to break out of his deluded and routine driven life. Armed with buckets of courage and child-like curiosity, he embarks on a global quest in hopes of uncovering the elusive secret formula for true happiness. Based on the bestseller by French novelist Fran?ois Lelord.