It's rarely known where the famous duo of Humanity's Strongest Soldiers came from since they didn't arrive together. (Y/N) (L/N) and Levi Ackerman are two sides of the same coin, but others aren't aware of why. Battling and never leaving each other's sides, (Y/N) and Levi are a conundrum for everyone to figure out. One can only wonder why they're so inseparable. This adventure facing titans and unexpressed emotions is a bumpy one and all you can do is enjoy the ride. {Mature Content}

Y/N has always strived to be her very best, In hope to make her parents proud. But starts to strive harder when her town, Shiganshina falls. She decides to join the training corps and later joins the Survey corps. But with her frequent insomnia and small anxiety, how is Y/N going to be able to survive? Don't forget about her problematic attitude and complex problems... She definitely needs someone to lean on. *** Strong Language Follow the anime till the end of season 2, then follows the manga.

You grew up with Humanity's Strongest, Levi "Rivaille" Ackerman, but are you truly friends or do you just put up with each other now that the world is in shambles due to the titans? And now that you're both two of the most respected corporals in the scouting legion, will you clash even more? Or will something different develop between the two of you? Something that neither of you expected?Lev

Attack on Titan: Merman Levi + Human Reader AU: When visiting an aquarium to get away from your abusive farther you drop your ring, a ring that was given to you by your late mother, which rolls into an exhibit closed off to the public, as the creature inside is deemed overly aggressive. When your school bullies start to attack you, you trip and fall into the tank hitting your head hard and falling unconscious, only to be saved by the mystic creature, who is the last of his kind. One of the aquarium employees notices his liking to you and gets you to work there, this allows the two of you to get closer. Will your bond survive the challenges you have to face or will you be ripped apart? Warning: bad language, mentions of blood, violence. -I do not own the Attack On Titan characters