The Rising (The Painted Maidens Trilogy, #2)

Seventeen-year-old Serena is the youngest member of a dying race. The increasing acidity of the ocean is destroying her home, slowly eating away at the once thriving underwater landscape. But since the night of Serena's birth, it is an outside force that most threatens their dwindling population. Werewolves, who once served as protectors for mermaids in the Kingdom of the Undine, now seek to eliminate all who dwell in the ocean—and Serena is about to find herself right in the middle of the ...