 A chance encounter with Marle at the fair begins a series of adventures and uncovers a pre-millennial evil.In 12,000 BC, when the party is confronted with Lavos in the Ocean Palace of the Kingdom of Zeal, Crono sacrifices himself to save his friends, resulting in his death.With time travel, the player can manage to replace Crono at the moment before he dies with a clone received from the Millennial Fair in 1000 A.D, saving his life.