A young woman is facing her destructive multiple personalities using an experimental new procedure known as "The Siamese Burn."

A mysterious pill that enables the user to access 100% of his brain's abilities transforms a struggling writer into a financial wizard, but it also puts him in a new world with many dangers.

The music of The Beatles and the Vietnam War form the backdrop for the romance between an upper-class American girl and a poor Liverpudlian artist.