Submerged (Miraculous Fanfiction, Mermaid AU)

A Miraculous Ladybug fanfiction- oneshot. (Mermaid AU)

The most powerful magic, both above and below the waters, are contained within the legendary Miraculous Jewels. Those bestowed with its power can cross the boundary between the underwater world and our world.
They bore the ultimate responsibility and test of integrity- they were chosen to protect a world that wasn't theirs. They were granted poweful abilities to accomplish this.

But such power comes with a price. As soon as you wear the jewel, you are bound to it for life. And so, until the day you die, there will be a price on your heart.
Because whoever kills one of the mermaids and steals their heart will be granted one wish.

The only way for Adrien to bring his mother back is to steal a mermaid's heart.
And make a wish.

So one fateful day, Adrien goes out to the Pier to kill the mermaid, Marinette,and take her heart...