My Mother-in-Law is Reborn [Seventies] - Chapter 156

Born naturally defective but possessed by the spirit of a divine dragon. Inheriting the divine dragon’s will and power, growing scales and magical claws, imperial waters containing the breath of the dragon, travelling through clouds and summoning rain, an invincible physical body. In this world and era, countless men dream of slaying dragons. Li Mu Yang has always lived a hard life.

Reborn in a frail body disgraced by its family, Zhuang Xing—the once-legendary Pill God—awakens to a brutal world where martial prowess defines destiny. Surviving an attempt on his life by his own family’s henchmen, he realizes he’s been reborn in the Great Qi Country as the despised son of the Zhuang family.Three months before the prestigious Hidden Dragon Ranking, Zhuang Xing must rise above his limitations to claim his birthright and reclaim his former strength. With enemies surrounding him, will Zhuang Xing overcome his frail shell and silence those who doubt him?

Ji Chen Ai has always wanted to be a good person until he was physically disabled for some reason.

When he is being neglected by his parents, Ji Chen Ai just smiles. When he is being bullied by his brother, Ji Chen Ai just smiles. However, when someone pushes him and his wheelchair down the stairs, Ji Chen Ai can’t smile anymore.

But why is it during this time, that something came out suddenly and tells him that he must be a good person?!

System: Our goal is — No! More! Bad! People!

- Description from Novelupdates

Yang Feng somehow transmigrated into a different world and received a legacy of an ‘ancient high tech’ family, which does not directly raise his power, but gives him the technology to build things which are way more advanced than the seemingly medieval world.