Four Brothers and a Bride - Chapter 148

“Save the world? Yeah, that's gonna be a no from me.”Noah had it all. He was one of the youngest billionaires in the world, tall, handsome, and usually had his pick of women.Life was perfect... until he was summoned into another world to defeat the Demon Lord.Unfortunately for Camelot, Noah couldn't care less about being their hero. All he just wants to do is go home. But the ritual home demands blood, power, and sacrifice. And if the world must burn so he can leave it, so be it.With the power of the abyss running through his veins, the dark dragon marches forward.“Your fate is bound to this world, hero. No matter what you do, you shall save this land.”“We'll see about that.”

A man was transported to Ancient China and eventually became a servant of a declining household without a male heir. He utilized his wits and modern knowledge to help the household and eventually become trapped in the sea of political turmoils of the period.

- Description from Novelupdates

The ‘meddlesome’ high school student Mamori Suzufumi helps a starving neighbor who had collapsed in the apartment next door by some chance.That person turned out to be the popular high school idol, Sasaki Yuzuki!Yuzuki had been on an excessive diet to maintain her ideal idol image.But when the worried Suzufumi serves her homemade cooking, she eats it with a face full of happiness while screaming,「——Aaaaaah… I can’t take it anymore!」With a face full of happiness, she finished her meal.Falling in love with her hearty appetite, Suzufumi decides to tempt Yuzuki with her favorite foods to make her fall for him through ‘food seduction.’Pork bowl, ramen, okonomiyaki——「I definitely won’t eat it!」That’s what Yuzuki says, but once again, she finds herself craving Suzufumi’s cooking today──

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