A enemy has secretly occupied the Bermuda Islands protected by his fuel tanks, battleships, propellers, missiles and space arsenals. You are a commandant to command an exquisite battlewagon with unlimited bombs. Your mission is to stop all enemy dangerous attacks by launching bombs. You have three perfect battlewagons. Just when one is unfortunately destoyed by the enemy, another is going out to execute the order in place of the previous one. In the procession, there are a few iceburgs to obstruct your battlewagon.