The Last Man in the Galaxy

Twenty thousand years later The Y chromosome has degenerated The man disappeared Banks dry up and humanity faces a reproductive crisis The Star Wars are about to begin. In despair, mankind discovers in ancient documents that the earth once sent a "cannon fodder" astronaut out of the solar system. Twenty thousand years of cosmic sleep turned him into a "living fossil" of mankind. Find him and you'll find the vibrant Y chromosome. Relying on his chromosomes, humans can hope to reproduce. But what they didn't expect was that after experiencing a series of hardships and coincidences on the alien planet, this living fossil had become the soul apostle of this world. He accidentally became the savior of mankind. He was sold into a brothel inexplicably. He rides the fallen unicorn as a donkey, He went to the Sea Clan and caused a huge stir... Y chromosome: a sex chromosome that has been shortening and degenerating since its birth 300 million years ago PS This book is mainly fantasy, and the heroine is not a nymphomaniac.