Mackenzie Arnold loves playing football with the Seaport Strikers. She? s now the team? s goalkeeper and is starting to like it. But when a classmate bets Macca that she can? t keep a clean sheet against the Strikers? strongest competitors in the biggest game of the season, can she come through? A new friend and teammate from Argentina brings added skill to the team, but not everyone is happy.Can Macca bring the team together and stop the ball getting past her?