Lia spends her career studying the mystery of oceanic fauna, working isolated in a coastal research laboratory. When an injured siren washes into her observation tank, she misinterprets his predatory cues as mammalian distress and playfully mimics his species' ancient courtship rituals to calm him.
Realizing too late that the deadly sea ruler has claimed her as his permanent mate, Lia flees the shore in sheer panic. But the deep ocean does not surrender its treasures easily, and Xavier drags her beneath the tides where an inevitable hybrid lineage awaits.
