Sigma City 2

An artificial virus designed to give people superpowers has had catastrophic effects. While it has given women the powers intended it has decimated the male population and transformed wild animals into monsters. Now female dominated, humanity has retreated to fortified cities. The best defence against the monsters are the most powerful superpowered women - the Sigmas!

David is the world's only male Sigma. He and his growing Family of superpowered girls face ever greater challenges. The monsters they face are more powerful and fearsome than ever. But behind the threat from mutated wildlife there lies a much more devious, intelligent and formidable enemy.

Reader caution, this is an adult novel with harem and bdsm themes.