The Tomorrow Man asks Iron Man and Spider-Man to help him against a mutual enemy, but he plans on using that help to weaken and conquer Kang.
Reprints
in Captain Britain (Marvel UK, 1976 series) #24 (March 23, 1977) [pages 1-8, black and white], #25 (March 30, 1977) [pages 9-14, with new splash, black and white], #26 (April 6, 1977) [pages 15-20, with new splash, black and white]