The web-slinger and the Black Cat drive to Long Island to investigate the whereabouts of Max Young -- the protégé of the deceased Professor Mendel Stromm! The amazing one thinks Young is involved in the spider-slayer attacks! And shortly after arriving at the private sanitarium, the wall-crawler's suspicions are confirmed! A giant tri-headed robot ambushes Spidey and Felicia! Can Spider-Man and the new-and-improved Black Cat knock out one more mechanical foe?