Yes there is, but using 'unren' to force it is quite absurd really:
Your saves being broken and the game having no record of you having seen any of it's lines is neither on
MoonBox nor the game. You somehow lost the orignal .rpyc ('c' as in crucial) files – probably by accidental deletion while fiddling around with patches and mods. This led to Ren'Py compiling the script files anew and in turn your AST being annotated differently than the official one, hence saves being mostly incompatible. See
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for technical details.