The day before the Lord Of The Abyss wanted to get Argus

Far from the Abyss world, an angel who kills demons and monsters wanted to be an immortal god who will become a king at the Moniyan Empire. After decades of training for the war hr lost himself from the temptation and he heard a voice calling out to him and it said that he must inherit the power of the hidden sword. Argus fought battalions of monsters and demons for the sword until he arrived at the Immortal Fountain and pulled out the sword from a hard boulder and after too much struggle he felt a massive power inside him and turn him to a fallen angel with a devil-like-warrior look. Rafaela,his angel friend betrayed her by not controlling his self from the temptation and she begun her journey to find Argus.