It’s the year 2025. Under the leadership of David Joshua, head of the ISA space agency, Captain Herc Heros and his crew take off on what could become the first successful superluminal flight in the history of mankind. All previous superluminal flights failed and their crews disappeared without a trace. But during this flight, too, the crew and the spaceship get caught up in a maelstrom of seemingly unexplainable events.