Black Summoner: A Combat Maniac'S Ascension

Losing his memories as a compensation for a transfer to another world, the curtains of the story of Kelvin rise. While steadily getting stronger, he adds new subordinates by mastering his skills in hope to get powerful enough to summon his Angel Follower who he has supposedly fallen in love previous to the memory loss, but by the time he noticed it, he had obtained overwhelming power... (Source: Infinite Novel Translations, edited)