Board Thread:Manga/@comment-30064439-20161122154000/@comment-27321453-20161122155701

Maybe it's an apologetic letter. It won't contain any info about her real past or Marley/Eldia because Reiner and Bertolt must've read it and if it had any info that'd prove useful to the walled Eldians, Reiner wouldn't've agreed to deliver it to Krista.