The third thrilling saga of Deathstalker pits him against the evil wizard and ruler of the Southland, Troxartes, and his band of undead warriors. Dashing Deathstalker is entrusted by the beautiful Princess Carissa to protect an enchanted Jewel one of three which together hold the key to the lost city of treasure, Erendor. The missing pair of gems are stashed all too safely in the heavily guarded castle of the wicked Troxartes. His mission clear, Deathstalker rouses his troops and storms the fortress with the power of lightning. And in this fateful battle, one man will survive to witness the magical secrets of Erendor.

John, a disillusioned Vietnam War journalist, turns to heroin smuggling. He cons Ray, an equally burnt out veteran into delivering the drugs stateside to his wife. Everything soon falls apart and Ray ends up on the run with John's wife trying to evade crooked narcotics agents.

When the Spirit World is flooded due to an unusual rainfall which overflows the River Sanzu (aka the River Styx), Lord Koenma senses an extremely powerful enemy. He entrusts Death God Botan, to deliver to Spirit Detective Yusuke, a mysterious item which must be protected from the invading enemy. However, by the time Botan finds Yusuke, she's too weak to explain the situation. Yusuke and his friends are left in the dark about the new enemy, but not for long. Soon it is a battle for Earth between mere Spirit Detectives and the almighty king of the Netherworld.