Harvard symbologist Robert Langdon is recruited by the Vatican to investigate the apparent return of the Illuminati - a secret, underground organization - after four cardinals are kidnapped on the night of the papal conclave.

Young adults become fascinated by the events of the three missing filmmakers in Maryland, so they decide to go into the same woods and find out what really happened.

Having just returned from a mission to Mars, Commander Ross isn't exactly himself. He's slowly becoming a terrifying alien entity with one goal -- to procreate with human women! When countless women suffer gruesome deaths after bearing half-alien offspring, scientist Laura Baker and hired assassin Press Lennox use Eve, a more tempered alien clone, to find Ross and his brood. Before long Eve escapes to mate with Ross.