One day a unknown portal that bought anime characters from anime you name it they are there mha dbz name one peace aot demon slayer and Naruto komi cant communicate. and you and your best friend girl/boy but you and other survivor's escape the city and are now hiding from the anime characters and not be killed or what not i don't know what they do to people but ok now you can either choose from the. beginning to the present or the start of the takeover.