"Once Humans: Daimones Trilogy, VOl 2" by Massimo Marino is a fascinating and captivating science fiction novel.
In a way it is not just action packed science fiction but also a thoughful reflection on what makes society perfect. An alien race / species, the Moirai, have taken over Earth and they have selected some humans to help them establish a new world and have spared other humans, too. The rest are dead.
However, there is unrest on the new Earth, the discovery of a different race, battle and a big conspiracy threat.
Our hero Dan Amenta has its own personal problems with not ageing himself while his loved ones are while the world seems to be heading for a huge conflict.
A gripping read.