MTL - Mystery Descends: My Exchanges Are Not Equal - Chapter 25 , become stronger one after another! Swap ice silkworms!

An orphaned boy with dreams of making it big through being a blacksmith is given a once in a lifetime chance to succeed when he's taken in by an odd pair - Eggor and Ella. While former teaches him the arts of craft, the latter teaches him the mysticism of cultivation, granting him two paths to tread in this life.

The eldest daughter of the Li family is beautiful and sassy, ​​she took space materials to flee famine, and after going through many difficulties in war, disease and epidemic, she united with her family to regain the glory and harvested a beautiful boy.

- Description from novelbuddy

Ray was more of an average guy in everything, whether it was appearance, in sports, or in school. Ray lost his parents in a car accident when he was little so he grew up in an orphanage.

He had no friends and was always bullied in school cause he was skinny so he was an easy target.

Then one day when he was running away from bullying he ended up in front of a truck that crushed him and he died.

But his life didn't end there as he reincarnated in a fantasy world but as a beast.

But with his bad luck, he was reincarnated as a low level beast with low stats, but he has a trump card, An evolution system that helps him in this new world. How will he evolve and become the strongest of All.

Our straight (?) bottom woke up ten years into the future and found himself on the bed of his childhood friend… At the start, the bottom was shocked to his very bones, but he soon quickly accepted this premise and found the whole situation to be rather amusing. Precisely then, the bottom once again went back to his timeline — back to when he and the top were just platonic childhood friends.