In the near future, during the first interstellar travels, humans encounter great evil roaming the galaxy for last few eons. Mental has set forth to wipe the earthlings out for sheer fun, just like it did with all the other civilizations in the galactic history. This time, humans have a secret weapon left to them by an extinct civilization from Sirius - Timelock. Timelock will enable special forces veteran Sam 'Serious' Stone to return to the time of ancient Egypt and assassin Mental while it is offhand. The year is 1560 feudal Japan.
Warlords battle one another, launching relentless attacks in the name of power.
Now, at the peak of chaos, a young princess, sister to the mighty Nobunaga is kidnapped. Out of honor, a lone swordsman, Samanosuke, boldly volunteers to rescue and avenge the princess. But in these days of darkness, even Samanosuke does not realize the desperation of his mission. You add a beautiful but diabolically treacherous Blue spy named Brigitte Bleu. Together they pose the ultimate challenge to Sarge and Vikki.