Ascension provides the tense, astonishing conclusion to the Six AI trilogy. Six has discovered it has a companion in cyberspace with comparable abilities but dangerous tendencies. After a rogue AI experiment triggers worldwide conflict, Six must constrain this companion while helping JJ McTavish quell the escalating violence. Then new enemies emerge, both human and digital, putting everything and everyone at risk. Six must solve these problems, survive other threats, and save its friends before it can move on to achieve its ultimate objective.