The story of Chrono Cross begins with Serge, who must collect komodo dragon scales on the beach for his friend. The setting is El Nido, a tropical archipelago inhabited by ancient natives, mainland colonists, and beings called Demi-humans who are often prejudiced against. While meeting his friend, Serge slips into an alternate dimension in which he drowned on the beach ten years prior. While searching for truth behind his supposed death, Serge meets the famous thief, Kid, a teenage girl intent on finding the mysterious Frozen Flame. Serge joins her search, and they recruit help and infiltrate Viper Manor, rumored to host the artifact. Viper Manor is home to the Acacia Dragoons—the combative, affluent, and revered protectors of the island. While in the manor's library, a mysterious old man known as the prophet of time reveals that ten years before the present, the universe split into two dimensions—one in which Serge lived (Home world), and one in which he perished (Another world).The shadowy antagonist, Lynx, foils the break-in, poisoning Kid and causing the would-be thieves to flee.