MTL - Ultimate Intelligence - v4 Chapter 1213 Qingcheng Jianzong's Yin Zhao

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

Kim Jeongjin, an editor of a publishing company on the brink of closing due to bankruptcy, ends up transmigrating inside a fantasy novel as the incompetent youngest son of a wealthy family.

And here he thought that he should live a rich life in this life…

“Why was I given a high-level skill? Don’t even bother!”

Ashley Gusman, a determined young Filipina, was driven by her sole ambition to provide a better life for her family. She was willing to go to great lengths to achieve this goal, even taking on the role of a surrogate mother for a Billionaire Heir.***~***CEO Tanaga Jones, who needed an heir for his empire, was adamant about not wanting a wife. Ultimately, he contracted with a woman to bear him a child.