Your father who is a scientist, always told you to never goes down to the basement when you were still young

Your father passed due to his illness and you hired the house. As you got the house key, you drive straight to the house and when to the basement

To your surprise, you saw a very handsome man floating in the glass water tank with his eyes close, he also has a shine silver colored fish tail

You softly knocks on the glass tank, he slowly opened his beautiful green eyes “Human…”