Dilbert and the building security guard get into a discussion that results in them betting that they could do each other's job for a day. Each does a credible job in each other's position, but Dilbert's chance to win the bet is in jeopardy when Wally's side project of running various office pools turns the office into a casino. Just in time for Alice to show some young girls what it is like to work in an engineering office. Dogbert shows the girls the finer points of card counting.