Lin Ming has been in this world for sixteen years, always believing it to be an ordinary one. He copies novels, saves up small amounts of money, and dreams of a simple and happy life with female seniors on his left and female juniors on his right.

It wasn't until he stepped into Kuoh Academy and saw Toujou Koneko's cat ears, Himejima Akeno's lightning, and Rias's destructive magic... that he realized with despair that this was "High School DxD," a place where people could die! The aftershocks of the mystical powerhouses fighting could obliterate him.

In a moment of crisis, the Infinite Dimensional System awakens: Afraid to become stronger? Newbie quests force you to make extra-long confessions to three popular heroines! Too afraid to take risks? Then traverse countless worlds for forced training!

"Kid the Phantom Thief, known as the Gentleman Thief, the Magician of the Moonlight, the Man of Miracles… yet no one knows his true face. His name, age, height, even gender are a mystery. He is the most enigmatic figure in the world." — Gotham Gazette "Gotham, Metropolis, Star City, Central City, Seaside City… Kid the Phantom Thief's footprints are all over the world. Almost every well-known superhero has tried to capture him, but none have succeeded, not a single one!" — Daily Planet "I used to think Kid the Phantom Thief was just a simple thief, but I was wrong. His abilities are complex and unpredictable. His motives remain unknown. He may not be a bad person, but his unpredictability could have very dangerous consequences." — Batman "I admire him, but…"