JACKAL AMONG SNAKES - Chapter 673: To Kill and Be Killed

Waking up from a hangover, Wang Hao finds himself reborn in an alternate world. To his delight, he realizes that he has a system to help him in this new world. However, his system turns out to be a highly unconventional one. Instead of serving justice and winning the respect of other people, Wang Hao has to do all kinds of bad things in order to make use of the system. So, Wang Hao embarks on the journey to being cursed for good…

An unnamed 34-year-old Japanese NEET is evicted from his home following his parents' death.

Upon some self-introspection, he concludes that his life was ultimately pointless.

Walking down a street he intercepts a speeding truck heading towards a group of teenagers, in an attempt to do something meaningful for once in his life he manages to pull one of them out of harm's way before getting himself in the way of the truck and dying.

Awakening in a baby's body, he realizes he has been reincarnated in a world of sword and sorcery.

He resolves to become successful in his new life, discarding his past identity for his new life as Rudeus Greyrat.

Crossing the sky, you don’t have a prominent background, you don’t have a grandfather ring, and you only have a little talent. What would you do?

Fortunately, Xiao Ming awakened the life simulator!

[Life Simulator is on:]

[You have lived an ordinary life. ]

[Extracting talent items]

[Currently available: Qinglian Earth Heart Fire, Melting Flame, Evil Poison Body]

[Please select one]

Every seven days, you can choose to extract one of the talent items from a simulation.

At this point, Xiao Ming began his ordinary life.

ps: The protagonist has a good talent and does not rely entirely on the simulator.

- Description from novelbuddy

Transmigrated to become a disciple of the demon sect, relying on the technique modifier to become a giant of the demon path.

[Detected the technique “Blood Nerve”, relying on devouring blood to cultivate]

[Side effect: easily affected by the spirit contained in the blood, becoming bloodthirsty, murderous, insane, and even brain dead]

[Please wait, system modification is in progress…]

[Ding! Modification completed and side effects canceled]