After defeating many beasts of the Zodiac and another thief (Herminus) in Earthworld, the twins are transported to the "central chamber" where the "Sword of Ultimate Sorcery" and the "Talisman of Penultimate Truth" are kept. [...]
Upon reaching Waterworld, the twins become separated. Tara travels to a ship made of ice, somehow forgets her name, and meets Cap'n Frost, who desires to find the "Crown of Life" and rule Waterworld. Meanwhile, Torr travels [...]
The games follow twins named Tarra and Torr. Their parents were slain by King Tyrannus's guards, prompted by a prophecy by the king's wizard Konjuro that the twins would slay Tyrannus. The twins were then raised as commoners [...]