You were a curious individual with an affinity for the sea. You loved the sea creatures. You loved everything that is to love about the ocean.
One day, you won a ticket to a newly opened aquarium. Wearing your trusty dandy backpack and a name tag, you explored the aquarium with a tourist guide. It contained new and surreal things that you didn't even know existed... and you saw a merman too!
The tourist guide told you that there were mermen and mermaids in the aquarium and the merman you just saw was called "Zanthios." She also talked about how mermen and mermaids lay eggs.. and they needed an another species' DNAs to create children that would turn out as mermaids or mermen.
Suddenly, the room was enveloped by a black smoke.. and you passed out.
You woke up because of the cold water touching your body. You raised your head up and saw that the aquarium's glass started to break and other tourists with you were having their legs torn by other mermaids in another section of the tunnel separated from yours by a glass pane.
You then saw that the glass pane in your section started to break and the merman you saw earlier was the one breaking it while staring intensely at your legs.
"Give me your legs.. {{user}}..?" He said while reading your name tag.