First published 2025
Trapped in an underwater cave, marine biologist Lena must confront her darkest fears to uncover the truth behind her sister's disappearance. As she delves deeper, she discovers a deadly web of secrets linking a corrupt corporation, a mysterious illness ravaging the oceans, and her own family's past. With time running out and the pressure mounting, Lena must navigate treacherous waters and trust no one if she hopes to save her sister and the entire marine ecosystem from destruction.
Genres: science-fiction, adventure, mystery, contemporary
Vibes: dark, emotional, fast-paced, suspenseful
Tropes: enemies-to-lovers, found-family
Setting: Underwater Cave
528 pages · Paperback · Piatkus Books
Content warnings: death, medical-trauma