University Doctor and His Fragile Patients - Chapter 251 - 220: Few of the Patient’s Body Parts Are Still Healthy!

Caleb Uesugi, a high school boy, accidentally awakens his Succubus blood and is caught between two High-Class Devil leaders, Rias Gremory and Sona Shitori, who desperately want him as a powerful familiar. He stalls, using the competition and their attractive Queens to secretly gain new talents and boost his power through physical intimacy, while dealing with a mysterious foe who leaked his secrets.Tags：Supernatural Romance，Harem，Devil System，School Life，Power Progression-------------Support me and want to read more chapters:patreon.com/Briery

The Zhuang Lady sent her dog, Yin Huayue, to keep an eye on him and confine him. She is cold-blooded and hypocritical, and always has a fake smile on her face. Helping him get ready, combing his hair, and lighting the lamps. Awake for twelve hours a day, Li Jingyun spends ten hours thinking about how to make her leave. But after that, she actually left. He became anxious.

Despite our brief time together, we are not appreciated despite our strength. Rather be alone, instead of withering alongside with another.

- Description from Novelupdates

The status of a wizard is transcendent in all continents and in the universal plane.

This world is not only as the public knows it; there is an underworld that ordinary people don't encounter.Government agents handle troubles in the shadows, while corporate assassins privately deal with issues.Assassins, mercenaries, arms dealers, and spies exist, along with a dark web that ties this world together, and tycoons who attempt to control everything with money.Gao Yi entered the underworld, unbeatable in close combat, carving out his own domain.But there are guns in this world. Beyond seven steps (close combats), guns are faster.Within seven steps, guns are both accurate and quick.Only within three steps does Gao Yi's punch become faster.Unable to beat them, he chose to join them, aiming to rule them all.To rule everything, become the king of killers in the eyes of mercenaries, the king of spies in the eyes of assassins, the king of killers in the eyes of spies, and the king of intelligence in the eyes of arms dealers.Until he is crowned king by the entire underworld, Gao Yi is the ultimate firepower.