BirdMan

BirdMan is a Manga/Manhwa/Manhua in (English/Raw) language, Manhua series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.com fastest updating comic site. The Summary is

Wu Hao, who failed in his confession and accidentally got transmigrated to A strange world which is about to be destroyed, Yet he turned out to be the key to prevent the end of the apocalypse!