Tom must pick twenty-four of the most significant moments from their time together - one for each hour in a day, from 12pm to 12am.
The rules are simple, and this time Tom is determined to play by them.
But no relationship is perfect.
And every game must have a loser . . .
Jamie Fewery is an author, columnist and copywriter. During the past few years he has written for the Daily Telegraph, Five Dials and Wired, and works for a London-based marketing and creative agency. He lives in Berkhamsted, Hertfordshire with his wife, and watches a lot of sport on the television.