Ar'Kendrithyst - 107 - Time for Chocolate!

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

It never occurred to Manman that she would be looted away on her wedding day and to be imprisoned. The man named Zhong Shaoting takes away her virginity and treats her like a low creature. Yet she has no idea why he hates her so much. She wants to escape, but can she?

Three years ago, the animals and plants on Earth underwent crazy and unexplainable changes that included transformations, reversions, and the addition of otherworldly species. And it was the start of a brand-new type of profession in the new generation of humanity – Monster Trainers, people who specialized in taming monsters.

[Simulation] + [Isekai] + [Goblin] + [Harem]After a long sleep, I awakened in a new life—as a goblin. Weak and insignificant, I found myself reborn as the lowest creature in a world filled with hostility and danger. But from the shadows of this cruel world, a silent rise begins...