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Park Jimin

Prince of Azharei
Merman turned Human
-

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Jung Hoseok

(Ignore the other 2, I couldn't get myself to cut them out xD)
Jimins friend
Human
-

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Min Yoongi

Jimins crush
Human
-

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Kim Seokjin

Jimins caretaker
Merman turned Human
-

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Kim Namjoon

Marine Biology professor
Human
-

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Jeon Jungkook

Merman
Part of the royal guard
-

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Kim Taehyung

Merman
Part of the royal guard
-

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Park Hyungsik

King of Azharei
Jimins father
Boyoung's husband
Merman
-

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Park Boyoung

Queen of Azharei
Jimins mother
Hyungsik's wife
Mermaid
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???

Leader of the Rebellion Group
"Boss"