An anesthesia. That's what she was: a simple way to escape demons from the past. With a wave of her hand, a caress on the skin, she removed everything that weighed on the mind. Only, recently, the memories she erased from people's minds seemed to embed themselves in hers. She had seen it as a nuisance, a simple disturbance. That, and that man who had come to meet her some time ago. The devil of the north, they called him. But there was something, an unhealthy gleam in his eyes, as if he knew more about Anastasia than she did herself.
Nothing he had told her sounded like her, and yet the impression that he was telling the truth was heavy on her shoulders.
But who was he, really, and what had she done?
Transmigrated into DxD World-Kuoh Town, Hibari Kyoya. an average student, spent 18 agonizing years in the world fully aware of the dangers, knowing he is utterly powerless in a world of gods and monsters, Until...
[Ding! Sign-In System loading... 20%... 50%... 80%... 100%.]
Destiny, it seems.. has a cruel sense of humor. A [Sign-In System], long overdue, finally bursts to life within him, offering a chance at survival, a chance at power...
[Ding! Congratulations! You have received the Rainbow-Grade Gift Bag!]
...
He then started completing System's tasks, accumulating even greater rewards.
[Ding! Task completed. Reward: Perfect Rumble-Rumble Fruit (Weakness to water Removed).]
[Ding! Task completed. Congratulations to the host for obtaining the Flying Thunder God Technique!]