Dekisokonai To Yobareta Moto Eiyû Wa, Jikka Kara Tsuihôsareta Node Suki Katte Ni Ikiru Koto Ni Shita (出来損ないと呼ばれた元英雄は、実家から追放されたので好き勝手に生きることにした)

Storyline

In a world where powerful "blessings and gifts from the gods" are given to those who have reached adulthood, and the "gifts" a person receives will determine his life. But Allen was unable to obtain any power thus, he gets ridiculed and scorned, and eventually exiled from his home. He decides to live a life of peace in a remote land. But what people do not know, is that Allen have memories (and powers) of his past life as a hero.