Infection. Infestation. Infinity… Can Ri succeed in untangling this latest madness? A terrible threat to Earth which he helped create? There’s something strange stirring in the sleepy town of Desert Lime. Faint and wild whispers in the wind. Otherworldly murmurs from across the expanse of space and time. Shape-shifters have replaced his schoolteachers. Ri is intertwined in another epic adventure where he must outwit the bizarre life forms with insidious intentions. But first can he unmask their leader? A stealthy and mysterious alien called the Plague Doctor. No one is safe. In a race to determine who to trust he must stop Earth from crumbling into a desert wasteland before time runs out… That’s it. No pressure. Will Ri step up and become the hero we all need? Once again, the fate of our planet rests in the hands of a snarky thirteen-year-old!