Ellie is furious! Her twin brother, Cypselis, has made a bet with Big Bacchiad. If Cypselis can beat Big Bacchiad in an Olympic foot race, Ellie's family will receive a goat. But if Cypselis loses, Ellie will become Big Bacchiad's slave! With the odds stacked against Cypselis, how can Ellie make sure he stands a chance at winning the race?