The Amnesiac Killer Doesn't Want to Be Cured

"Practice So Easy, initiate So Happy!" He was once the organization's most perfect killing machine, but a calculation caused him to lose his memory and only remember a code name. After being picked up and brought home by the city lord's daughter, he became her bodyguard, entered Tianshu Academy, and met a group of unreliable teammates - then the chip started to alarm and his heartbeat began to recover.