Beneath the Black Tides Far below the surface, the ocean has its own laws — and its own monsters. Dazai Osamu, an abyss-born siren with a dangerous fascination for humans, has a habit of breaking every rule merfolk society holds sacred. To keep him under control, the Coral Throne assigns him a partner: Nakahara Chuuya, an elite reef guard with a short temper, sharp instincts, and absolutely no patience for reckless idiots. They clash immediately. But when human pirates begin developing weapo