There's a legend of a plant that heals any illness
Oliver is a normal boy who tends to his farm and cares for his mom. Oliver's mom has an unidentifiable sickness that has no cure.
Oliver's mom falls into a coma and over the course of days gets worse. With no way to wake her up, the village doctor tells Oliver of a legend that describes a plant that can heal any sickness. Oliver is told the best chance of helping his mom is to get the plant but that the journey will be long and arduous.
Crossing The Threshold
Oliver think the legend is just a wild goose chase and doesn't want to leave his mother in case something happens.
He'll need help if he wants to get the plant of life.
Oliver receives a map from the village leader that shows where the cave that has the plant of life is found. The village leader tells Oliver he received the map from a journey long ago.
After Oliver sees his mom get worse, he realizes that nothing will help her except the plant. He starts off his journey with following the map.
When Oliver reaches the desert he meets Horace who decides to help Oliver since he knows the dangers of searching for the plant. Together they tread a desert, cross a river, and pretend to be in the army to pas through a village.