On a stormy night, Isamu witnesses a black phantom ship flying in the sky. He follows a man who has descended from the vessel and ends up at the Terada residence. There he finds four men terrified by a threatening letter from a man claiming to be Daisaku Arashiyama.
Gradually, Isamu\'s family\'s past is revealed. Is the phantom ship a friend of justice or an ally of evil?
The manga that inspired the 1969 anime film \"Flying Phantom Ship\", Ishinomori\'s early masterpiece with its SF elements and poignant adventure action!