Belladonna

Meeting Eleanor changes Patrick Knowle's life as he knows it.
His only passion has been the ocean right up until meeting the enchanting heiress to a fortune almost as big as his own. Life simply couldn’t get better until Patrick starts seeing the pale woman in the water.
Mysteriously, people in their coastal town start to drown in the most bizarre ways.
After being attacked himself, Patrick goes on a quest to unearth the mermaids' secret, and ultimately face the consequences of his own ignorant actions.