The Surgeon’s Studio - Chapter 2912 I finally found it!

As the leader of bandits, Yan Jinyi has been a bully for twenty years, and she ended up causing her own death. The next thing she knows, she wakes up and finds that she has become the Second Young Mistress of the Huo Family. Wielding her knife, Yan Jinyi starts to throw her weight around conceitedly again. Young Master Huo says, “If I’m still single, I’ll probably marry my sister-in-law.” Third Young Master Huo says, “If I could turn back time, I would have vied with my brother to marry my second sister-in-law. Miss Huo says, “If I were a man, my second sister-in-law would be my woman!” A CEO says, “I thought I was roguish enough, but I didn’t expect Yan Jinyi to be more of a hooligan than I am!” The Best Actor says, “Huo Xishen, why are you still not divorced?” Second Young Master Huo points to Yan Jinyi and says, “She is mine.” Rumor has it that the second daughter-in-law of the Huo Family can beat a home wrecker up and is especially good at making money. Countless bigwigs are lining up to make a cuckold of Huo Xishen.

He was promised a world of magic, dragons, and swords.What he got was a hijacked system, and a realm ruled by cultivators who crush mountains with a punch.

At the age of eleven, the youth Ye Xuan's soul traveled through time to the distant Mythical Era, becoming an Undying monster emerging from the Emperor's Burial Ground, influencing one era after another. Yet behind Ye Xuan, an invisible force manipulated everything. Struggling to take control of his fate, Ye Xuan exhausted all means, but just as he was on the brink of success, he was betrayed by his disciple and wife, causing his soul to slumber for ninety thousand years.When Ye Xuan awoke, he found himself back in his own body and had become the son-in-law of the Emperor Immortal Sect, treated by others as a fool. The story begins from here.Eternal Emperor Soul, returned overnight.From then on, an emperor rose as a son-in-law, ushering in an invincible myth that dominated through the ages!Simplified version: The foolish son-in-law, soul returned, rose in one morning, invincible through all ages.Show-off version: “I am invincible; do as you please.” — Ye Xuan.Meme version: That year, my hands in my pockets, I knew no rivals.

In this world, orphans or just anyone without any hope for this world can apply to become a “walking target”. Their sole purpose is to be a practicing dummy for the students of the sect who train to become “Demon Hunters”. These students need “walking targets” to test their training on living, walking beings of flesh and blood.
In exchange, they will be provided with food & shelter.
Their existence value is lower than a slave, but if they manage to survive a few years they can receive a life long pension.

Xiao Han is such a “walking target”. One time he witnessed a powerful Demon Hunter disposing a demon. When the demon died, a fragment of the demon that managed to escape entered Xiao Han’s heart. No one saw that, and even Xiao Han himself only felt some discomfort for an instant.

But that thing in his heart soon gave Xiao Han visions, and the first one is of a cultivation method which allows Xiao Han to absorb damage to enhance his body. A perfect cultivation method for a “walking target”.

- Description from Novelupdates