The path between the worlds of Patri and the Solitaire system, rich in valuable ores, is blocked by the mysterious Cloud. Only a dead man, turned into a zombie by a force of unknown origin that has entered his body, is able to navigate a ship through it. To discover the secret of the Cloud and save an innocently convicted girl from the fate of a zombie - such a difficult task faces Rendon, the son of the owner of a large corporation, sent to Solitaire on behalf of his father.