This was a blast to play through, really scratching that Obra Dinn itch. A couple days after my first playthrough, I did a second one in order to really understand the story of the game and translate as much as I can. Then, when going over the entries with words I didn't yet understand, it hit me.
Is this a game about (rot13) tabzrf? Vf guvf n fgbel nobhg gval crbcyr naq gurve gval xvatqbz? Gval crbcyr jub evqr zvpr naq "sbentr" zl cnagel sbe oernq? Jub snprq fgneingvba jura zl png fgnegrq rngvat gurve zbhagf?
V'z zbfgyl pbasvqrag va zl genafyngvbaf - fbynnz ner uhznaf, alfprg vf png, znfprg vf zbhfr/eng, naq lrsfprg vf cebonoyl, yvxr, syl. V'z abg gung fher nobhg snanng naq rsfprg; zl orfg thrff vf gung snanng ner nagf (pbbeqvangrq, znal yrtf) naq gung rsfprg ner jbezf (ab nezf be yrtf, yvir "orybj" gur gurrirv).
Guvf, V guvax, vf gur nafjre gb "jub ner gurfr crbcyr naq jurer qb gurl pbzr sebz?", naq V unira'g frra nal bgure pbzzrag gnyx nobhg vg. Ng gur irel yrnfg, V ubcr nal bs guvf vf evtug, gung gur ornfgf nera'g whfg snagnfl zbafgref, naq gung V'z abg n yhangvp.