The Reincarnation

THIS IS NOT A NSFW

Warning contains cussing inappropriate comments and actions death and gore and mentions of suicide and alcohol along mentions of nsfw words including metions of throw up . if you are affected by any of these thing go ahead and click or tap off of this fanfic thank you

Seishi and y/n were being tested on . then a few weeks later they told seishi she had to go back to the army and get this tracker or be used for science and y/n said she's not allowed to go by herself so she also was used to science . they will have to help the main characters in that universe to be able to go and they will spend up to 1 year in this universe and then go to another p.s they started out in attack on titain . will they be able to get or will they forever be trapped in a different universe abandoning family and friends....

A little more details to know whys going on.

This might be a cross over with a bunch of animes

This includes my oc and y/n I didn't mean to use the pronouns she / her but I did please tell me if you don't like this also my first wattpad I've ever written so I hope you like if you have any ideas feel free to them to me thank you