William Thacker is a London bookstore owner whose humdrum existence is thrown into romantic turmoil when famous American actress Anna Scott appears in his shop. A chance encounter over spilled orange juice leads to a kiss that blossoms into a full-blown affair. As the average bloke and glamorous movie star draw closer and closer together, they struggle to reconcile their radically different lifestyles in the name of love.

Based on the classic book, a teenage Jewish girl named Anne Frank tells, in her own words, how she and her family hid from the Nazis during World War II in the Nazi-occupied Netherlands.