Game Of Thrones: A song of mane and snow

After reincarnating as a wildling with knowledge about the westeros and Essos, and its inhabitants and history that he gained from watching the Tv serie known as Game of thrones. Our MC is trying to change his future and that of his people. Disclaimers: I don't own rights to Game of thrones or any related franchises. This only a none-profitable fan fiction.