40 degrees south of the equator, off the coast of southern Chile, not far from Patagonia, the luxury yacht Titan rests at anchor. On board ship is wealthy American tycoon Thorton Armitage along with his young son Billy, his socialite daughter Elaine, her large soft aunt Louise, and Billy's personal tutor Steve, who teaches him about evolution. Meanwhile, below deck Elaine enters and flirts with Steve; who fancied Elaine for a while believes that she loves him. Elaine's rude and arrogant fiancee, Ned Hallet, watches from a distance as the two kiss. When Steve looks to confess his love for Elaine, he is stunned as she explains that the kiss meant nothing. Distraught and embarrassed Steve decides to quite after being threatened by Ned, meanwhile as the party celebrate they are oblivious to a