Dekisokonai to Yobareta Moto Eiyuu wa, Jikka Kara Tsuihousareta no de Suki Katte ni Ikiru Koto ni Shita is a Manga/Manhwa/Manhua in english language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

A boy named Allen who was called not to be able to get the gift of God's bounty. But his true identity was a former hero with memories and powers of previous life?! Fortunately to have been expelled from his duke's family, Allen was trying to start a free-spirited journey, but he would encounter an assassination attempt on his former fiancée…?! Unwanted heroic saga opens for former hero who wants to relax in this world!