After a collision with a comet, a nearly 8km wide piece of the asteroid "Orpheus" is heading towards Earth. If it hits it will cause an incredible catastrophe which will probably extinguish mankind. To stop the meteor NASA wants to use the illegal nuclear weapon satellite "Hercules" but discovers soon that it doesn't have enough firepower. Their only chance to save the world is to join forces with the USSR who have also launched such an illegal satellite. But will both governments agree?

Daisy Gamble, an unusual woman who hears phones before they ring, and does wonders with her flowers, wants to quit smoking to please her fiancé, Warren. She goes to a doctor of hypnosis to do it. But once she's under, her doctor finds out that she can regress into past lives and different personalities, and he finds himself falling in love with one of them.

Four female college students in Los Angeles, who live together and have nursing internships at the same hospital, have their lives complicated by love, sex, drugs and revolution.