By scanning the locations at the bottom of the ocean where sunken ships, treasures and even cities lie, the show tries to answer what they look like, how they got there and if they hide any secrets.
Two New Orleans detectives become embroiled in a centuries-long feud between two secretive factions of vampires while investigating a runaway child's case. Torn between their everyday lives and the dangerous lure of immortality, the detectives must race to destroy the evil Moldero clan.
