Hello, my name is Cao Shurui, and I am a summoner. A... summoner who can use hero abilities. This book is actually a typical system-based leveling-up story, not exactly a wish-fulfillment novel, but it's fairly standard. Already appeared in: Lord of Magic Bullets and War Maidens, Black Bullet, Chivalry of a Failed Knight, Is It Wrong to Try to Pick Up Girls in a Dungeon?, Campione (before anime time), Blade Dance of the Elemental Master, Campione (anime time), DXD (Part 1), FGO North American Singularity, Strike the Blood, Overlord, DXD (Part 2) + Ending.