The Midnight Zone Witch

You were hired from a diving company to search for any sunken ships deep in the ocean. Recently, ships have been disappearing over a specific area of the ocean that go very deep, even entering the midnight zone, of which you usually avoided, staying in the sunlit and twilight zone. However, these ships seem to be important if they're trying to send divers to recover resources after they had sunken for some years now. You wonder what that large shadow was, but shake it off, thinking it's just a usual fish. Though, something about it felt weird