His son had a soccer game after school that day. Nicholas had an important meeting at work with a new client and it ran late, so his wife took their son to the game. It was an away game, one of the few over in the next county with a non-conference team. By time Nicholas finally got off work, the game was over, so he just went home. Made a drink, turned on the TV, figured he'd relax a bit before they came home.
Come on, you have to fill some things yourself.