General's Charming Wife Is Too Beautiful - Chapter 2: Back To When She Was A Girl

The main character Lei Yu does not have the ability to practice his family’s martial arts. He gets stepped on and tossed around. Due to certain reasons, he leaves the family, coincidentally gains an ability, and makes his own path to becoming an immortal.

Witnessing her boyfriend cheating on her with her bestie, Shiyao was so angry that she went to a pub for fun and met a man, who was really a piece of work. After a crazy night she fled away, but was embarrassed to know that the man she slept with was her boss You Ze.
Jesus, give her a break!

- Description from Novelupdates

In regards to the MMORPG Cross Reverie, Sakamoto Takuma boasted an overwhelming strength that was enough for him to be called the Demon King by the other players. One day, he gets summoned to another world with his appearance in the game. There, there are two people that insist “I am the real summon master.” Takuma gets slave-turning magic used for summoned beasts cast on him by the girls –

Mianmian felt that the last 20 years of her life was a big tragedy. Her father didn’t love her and her stepmother only pretended to treat her well. She only wanted to work and study hard so that she could leave the house after saving enough money, but ended up being harmed by her so-called family. However, Su Mianmian never thought that the seemingly dark and bottomless abyss was actually her starlight of salvation.