Eleanor is a formidable and mysterious figure, acting as both antagonist and complex love-interest in Dowd’s journey.
Seras is a noble warrior who supports Touka, offering emotional balance and strength through their evolving bond.
The monster prince is a cursed royal surrounded by fear and tragedy, whose icy heart begins to thaw thanks to an unlikely companion.
Ushio’s grandfather is the origin point of the family's mermaid vow, binding generations to a mystical past.