宇宙历八世纪末帝国历五世纪末在卡布契兰加行星之战建立功勋的莱茵哈特·冯·缪杰尔获得基地副司令官推荐晋升中尉成为宇宙舰队哈梅隆二号驱逐舰的航海长好友齐格飞·吉尔菲艾斯也晋升少尉成为该舰的保安主任出身贵族加之年纪尚轻两位好友甫一到来招致上到副舰长下到二等兵的颇多非议和不信任莱茵哈特和吉尔菲艾斯凭借勇猛果敢与超越阶级的平等观念赢得下级士兵的尊重在航行至亚特密尔恒星系时哈梅隆二号遭遇自由行星同盟舰队的伏击身受重伤的舰长临时将指挥权交予莱茵哈特但副舰长则强硬坚持自己的理念少年英雄的建功之路荆棘重重…… 本片根据田中芳树的经典科幻小说改编
The series takes place in the whimsical world of Jollywood, where Queen Delightful relies on the 7D Happy, Bashful, Sleepy, Sneezy, Dopey, Grumpy and Doc to keep the kingdom in order Standing in their way are two laughably evil villains, Grim and Hildy Gloom, who plot to take over the kingdom by stealing the magical jewels in the 7D#39;s mine With seven very distinct personalities, the 7D always manage to save the day and send Grim and Hildy running back to their evil lair to try another day
