 There it is revealed that Cho's sister is still alive and missing.Upon learning this, and realizing that Athena had to have known this all along, he tearfully leaves Hercules, determined to find out what happened to his sister.Venturing to the town of Excello, Utah, he encounters former FBI Agent Sexton, who had contacted him shortly after the death of his parents, and does battle with Pythagoras Dupree, who claims to be the sixth-smartest man in the world.