Guardian of the horizon

When a mysterious messenger arrives at their home in Kent, the Emerson family is pulled back to the hidden Lost Oasis to save an old friend's heir. They must navigate a treacherous desert trek and political vipers in a mountain fortress they barely escaped a decade ago. While Amelia and Emerson face external threats, young Ramses and Nefret struggle with their own secrets and a growing attraction that could jeopardize the mission.