Vampire Overlord System in the Apocalypse - Chapter 457: Annihilating Dragon Gods

As a promise, he went out into the world as an assassin. 3 years later, after becoming the Supreme Assassin, he gave up on everything he had and returned to the ranks of ordinary people. But one day, Kismet, a mystical game created by the National Research and Development had appeared.

This is a story about a legend, of one that can never be forgotten.
Summer, first time down the mountains in 16 years, after being raised by his 3 masters and Fairy sister.

‘Why won’t you follow the Rules of society?’ The rules are the tool made by the strong, so I follow my own rules.

‘Why won’t you just use your brain instead of your brawn?’ Idiot! Have you ever seen anyone use their brain, to get back at an ant that bites them!? No, they just casually step on it.

‘Oh, everyone says you’re a first-class beauty huh?’ well, I’m sorry but even you are not qualified to be my wife. Only a ‘Summer class beauty’ is worthy enough!

‘My enemy is sick?’ Oh, don’t worry, even if you’re on your last breath and I feel it’s beneath me to slap shot you dead. I’ll just fix you up and then beat you!

‘Who am I?’

“I am Summer in the spring, the autumn, and the winter, I’m the world’s first above the heavens!”

Follow me, Summer Day as I step by step become known as the world’s first master, the world’s first doctor, the world’s richest man…… a lot of other world’s number one, but most importantly, The worlds happiest man.

- Description from Novelupdates

At nineteen, Alex Lane's life revolved around caring for his sister, Iris, after their parents' death. When Iris was diagnosed with Breast cancer, Alex turned to running illegal packages to pay for her treatment. His life spiraled into chaos after running into problems with the most dangerous gang in the city, the BlackWolf Gang.Things turned ugly quickly when Alex and his sister, Iris, were hunted down by the BlackWolf Gang and unfortunately killed.But death wasn't the end.Nemesis, Goddess of Divine Retribution, saw in Alex the perfect instrument of karmic justice. She granted him rebirth as Andre Atlas, son of a reclusive billionaire, and gifted him the Karmic System—a power that grew stronger with each crime he committed, especially those serving as poetic justice against the powerful.Now, as Alex builds his criminal empire from the shadows of high society, with each crime bringing new supernatural abilities he will achieve his one goal.His goal: Destroy those that took everything from him!

An anime otaku who has traveled to the world of full-time hunters, in order to live well, he can only keep getting stronger all the time, burying the strong one after another. Your withered life will be continued by me.

- Description from novelbuddy