Kat Falls Books in Order

In a future reshaped by rising seas, Ty helps his family farm the ocean floor. Outlaws threaten their home, and with topside visitor Gemma he ventures into the subsea frontier, discovering secrets that could destroy their community.

When Ty's parents are kidnapped, he and Gemma seek help from the dangerous Seablite Gang. Their rescue mission leads through the underwater frontier toward a missing township, aggressive sea life and doubts about whether their outlaw allies can be trusted.

A deadly virus has made the eastern United States a forbidden Feral Zone. Raised safely beyond its border wall, Lane McEvoy crosses into the abandoned territory after learning someone close to her has ventured there, confronting survivors and unsettling transformations.

Lane returns to the Feral Zone on a humanitarian mission six months after escaping it. She also searches for Rafe, the boy she loves, fearing his transformation may force her to honor a devastating promise to end his life.