Hajime has become a captive of Lady L and is brought aboard the aircraft carrier, Dynasty. But waiting for him on board is the dissecting maniac, Dr Tamozawa. Tamozawa's cruel treatment summons the wrath of Hajime, and the fourth dragon finally emerges. The Blue Dragon King can control the force of gravity and it plucks the Dynasty and her fleet up into the stratosphere. Tsuzuku and the others, who have rejoined their three brave friends: Shinkai, Mizuchi and Nijikawa, escape Japan in a defense transport plane. But now they must find the Blue Dragon King!