MTL - The Male Lead’s Villainess Stepmother - Chapter 31

Lyle Walt is a young noble boy and heir looking forward to the day he can inherit his family’s territory. Except around when he was 10 year old, his parents started neglecting him more and more in favour of his little sister, Celes.
On his fifteenth birthday, he is challenged to a duel by his sister to see who will inherit the household and horribly loses, being cast out of his family. Afterwards, he gets treated by the family groundskeepers and receives the family heirloom Gem from him that Lyle’s grandfather had entrusted to him. From there, he begins an aimless journey with his childhood friend and former fiancée, Novem, and the Gem-turned-Jewel that houses the memories, personalities, and Skills of seven of his ancestors.

Nine soul pets, nine fetters.

A hall of robbery souls, a bizarre adventure.

I looked down at them and they called me by my name.

I look up to the sky and write my legend.

“My name is Xia Lin, and I am the Lord of the Soul of Myriad Tribulations!”

- Description from novelbuddy

After the nuclear warfare, massacres started to spread throughout the entire world. The order between humans completely collapses, and the strong eats while the weak gets eaten becomes the #1 rule.

“There is a scar on my stomach which is hard to heal over the years”..

Ning Yu is forced to marry Song Bai Lao, whom he was deeply entangled as a teenager. Because of the misunderstanding they had before, Song Bai Lao keeps bad-mouthing Ning Yu to the point that he even becomes Ning Yu’s nightmare. As they get together, Song Bai Lao finally confronts his feelings for Ning Yu, and Ning Yu finally sees his true feelings and sincerity.

- Description from Novelupdates