Naruto: I Became Orochimaru's Apprentice - Chapter 31: Sasuke- The Rigging

Su Ran, a music prodigy, woke up transmigrated into a book.

At that point in time, the main story arc in the book had already been completed. As a villainess female supporting character, not only did she need to take over the original owner’s pitiful life in poverty, she also gained an instant son right at his rebellious period.

Ten or so more years from then, the son would turn into a twisted, evil villain. He would appear in one of the extra chapters to pick on the male and female lead’s children.

***

Su Ran: Son, you shouldn’t be too outstanding.
Su Han: Why not?
Su Ran: ’cause you will be killed.

Su Ran: Son, would you like to learn music from me and become a zen, little fairy boy who only needs to drink dew.
Su Han: No, I want to go into business so I can support you.

- Description from Novelupdates

Mercenaries, with self-intelligence awareness, can replace the players to fight, blame, and make copies.

Mercenary World, a multi-national game, smashing the chapters of the classic games of the old era, integrating all kinds of elements, players can choose any game to go to the peak – task flow, competitive flow, copy flow, business flow , the flow of war, the flow of business, the flow of leisure … set a high degree of freedom, the existence of play is reasonable, overnight.

Starting from the mission of God, grasping an opportunity, there is an infinite possibility of counterattack!

- Description from Uukanshu translation

Li Xu occasionally got a sign-in system, and his life has been different from now on. Enjoy life, look at the scenery, sign in, spring flowers bloom, and face the sea.

- Description from novelbuddy