At Bertrand Morane's burial there are many of the women that the 40-year-old engineer loved. In flashback Bertrand's life and love affairs are told by himself while writing an autobiographical novel.

The story is based around "spermulites", the alien inhabitants of a dying planet. The only way they can save their planet is by sucking the men of planet earth dry of sperm, kind of like horny vampires.

At Theater tonight is a TV show broadcasted from 25th August 1966 to 21st September 1985. The show is broadcast plays recorded in two or three days, during public performances at the Théâtre Marigny on the Champs-Élysées, or sometimes Edouard VII theater.