A young botanist moves to a little desert town to study an intrusive plant varieties. While out on research study, she pertains to the help of a downed airplane only to locate herself captured by an inexperienced drug burro who compels her to lead a trek throughout the blistering desert to his drop. A local constable is attracted into the hunt as his rebellious child lays out to locate the missing out on botanist, all the while being gone after by a local medication receiver.