Our adventurers recover an ancient map showing the escape route from the Lost World. Knowing they will face sceptics in the scientific world to which they shall return, Challenger and Malone capture a T-Rex egg to take with them. Veronica cannot share their joy, however, for she must continue her search for her long lost parents. Malone's dreams of successfully returning to his beautiful fiancée in London appear to come true. But is this what he really wants?