In 2250, water is scarce and controlled by tyrants, but when sixteen-year-old Luca descends to the domain of the Water Rats, he meets one who captures his heart and leads him to secrets about a vast conspiracy, and about himself.

In 2250, water is scarce and controlled by tyrants, but when 16-year-old Luca descends to the domain of the Water Rats, he meets one who captures his heart and leads him to secrets about a conspiracy and himself. The plot contains gore.