Reliance Sky: A post-apocalyptic survival adventure

Their freedom comes at an enormous cost that tears at her soul...
After seven years in service to a vicious warlord, Sky and her little brother, Alex, fake their deaths and escape. They are back out in the wilds of a new Earth, conquered by aliens, fending for themselves with few supplies and only one weapon between them. But when Alex sneaks off and encounters trouble that will get him killed, Sky is determined not to lose him too. She races to his rescue, desperate to do anything to save him before it's too late.

Intended for mature readers. Trigger warnings: swearing, violence, and death.