Cycle of Nemesis is a science fiction

Science fiction

Science fiction is a genre of fiction dealing with imaginary but more or less plausible content such as future settings, futuristic science and technology, space travel, aliens, and paranormal abilities...

 novel written by Kenneth Bulmer

Kenneth Bulmer

Henry Kenneth Bulmer was a British author, primarily of science fiction.-Life:Born in London, he married Pamela Buckmaster on 7 March 1953. They had one son and two daughters, and were divorced in 1981...

. It was first published in 1967.

Plot summary

The novel begins in a near future world of ray guns and robots, but ends up marching all over time. Khamushkei the Undying, a horror out of space, destroyed an ancient civilization on earth, but ended up locked away in a Time Vault. After seven millennia, the vaults seals are giving way, and five average citizens are caught up in a race to reseal the vault - even though they know it will cost one of them her life.