Astray (Wavesongs #1)
Elvira Bell

When his ship is attacked by pirates, Nick’s life is miraculously spared by the notorious pirate captain, Christopher Hart—a man in charge of a crew feared for their brutality. Nick is forced to join the pirates, and he dreads finding out for what reason the captain has saved him.
But Hart is nothing like his reputation suggests, and Nick soon finds himself entangled in a relationship that could endanger both their lives. Unless Nick can help Hart on his quest to find a long lost treasure, their forbidden love may tear his new life apart.
Warning: This book ends with a cliffhanger, and it does not have a happy ending. The series as a whole will have a HEA ending.
Content note: This book contains dark themes and depictions of torture, murder, and rape.