Witcher: I Can Extract Everything - Chapter 1

He Lang died by his own hands for the sake of his imperial younger brother’s ambition, whom he loved. He was offered to be reborn in exchange for giving up his past romantic feelings. Reborn without the burden of his romantic feelings, he brings with him a manual to new worlds. He wholeheartedly followed the instructions of the manual to complete the tasks, not knowing that the originally slag gong was blackening…
He pleaded to his affectionate Emperor brother to release him, he pleaded to the paranoid prisoner next door, but until the end he remained baffled.
In the end, he discovered that the full name of the manual was – “Slag Shou Cultivating Manual”
Σ (っ ° ° °;) っ!

- Description from Novelupdates

Earth Immortals are cultivated from a blessed land.

The heck? l got reincarnated as a prince in another world!I have a system as well?[Choose class][Fiend Or Human Class?]Fiend Class.Choose the class from below.[Milf Manic][Blood Kin Copier][Plunder Sucker][10X Milk Man]Yeah I choose to become the strongest!On the other hand, why is my maid so cute?“My prince~ not there!”

At the beginning, he acquired a piece of land worth billions, but Su Ming used it to cultivate crops!Row after row of cucumbers, plant after plant of chili peppers, shoot after shoot of bamboo shoots… …Everyone couldn’t understand: “Having a billion-dollar land and using it for farming? Su Ming, what’s wrong with you?”Yet, Su Ming just smiled mysteriously.Do you really think, naively, that the cucumbers I grow are just ordinary cucumbers?The joy I find in farming is something you can never imagine!