Apocalyptic World: Surviving with my husband and my cute little babies - Chapter 157: Changes in Paradise

The god king of Xiaoting in the upper realm fights down, and the spirit of the mixed dragon spirit is reincarnated on the earth, runs rampant in the city, and then fights in the sky.

Those who obey me prosper, those who oppose me perish!

- Description from novelbuddy

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.

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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

In the Toaru Kagaku no Choudenjihou (Railgun) SS series:

Set in Liberal Arts City between September 3rd to 10th, Academy City is having an exchange program with the rest of the world that allows some students to travel for this week to other places, and some students are allowed into Academy City during this time.

V.2 – Shopping Mall Demonstration

Setin Russia where Misaka Mikoto takes part in a demonstration things don’t pan as scheduled as Mikoto meets the mysterious New Light.

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The story was released in parts on limited edition DVDs and Blu-rays of the Toaru Majutsu no Index anime. The story consists of eight parts, and can easily equate to a regular Index novel in length.

The person whom the world revolves around.