MTL - The wife of a powerful family: Huo Shao, how dare you flirt with me - Chapter 4 Back home

Doomsday comes, and human beings enter the heavenly world.
Ten years later, Yang Chen, who was betrayed tragically, returned strongly with the Tianyu bug. In this life, he vowed to make the betrayal pay the price. He has a powerful bug bonus, just like an open hang. Frightened to hear…

- Description from novelbuddy

This is the novel behind the TV series, “Love Like the Galaxy”.
The following synopsis is based on the TV Series.

“The young Cheng Shaoshang was left behind because her parents had gone off to fight in the war. In order to protect herself from her scheming aunt, she had to be extra diligent while pretending to be the opposite. However, years of estrangement have made it difficult for them to become family again.

Lacking love her whole life, Cheng Shaoshang is both pragmatic and insecure in choosing a partner for marriage. She encounters three men – the emperor’s adopted son Ling Buyi, the talented Yuan Shen of Bailu Mountain, and the aristocrat Lou Yao who each have their pros and cons. Although the road to love is bumpy, she never regrets every choice she makes. Through her interactions with Ling Buyi, she unintentionally becomes involved in the mystery surrounding his family and his identity. The two grow from their experiences and worked together, upholding the righteousness in their hearts to resolve a national crisis.”

- Description from Novelupdates

For unknown reasons, he finds himself transported to a parallel world's Japan, unexpectedly taking over the body of a soon-to-be high school student who had died accidentally. Surprisingly, he did not inherit any memories. However, the first challenge he faces upon arriving here is a language barrier...Just as he struggles to communicate with his new family, a heavenly voice arrives: the black technology system has been activated, and the initial item—translation konjac—has been distributed.This is the story of someone with above-average intelligence but almost no physical strength in the Classroom of the Supreme Power.

Ye Xi crossed over into a typical idol romance novel as the villainess.

For the sake of her safety, she decided to distance herself from the male and female protagonists while silently observing their real-life version of a school idol drama. Everyday, she would repeatedly ridicule the main protagonists in her thoughts, along with their group of friends and fans.

It’s not surprising, however, that the male protagonist’s special ability is to hear the voices of other people’s thoughts. So he listened to all kinds of curses that Ye Xi secretly harbored and recorded them one by one.

Expressionless Male Protagonist: the future is long, your debts will slowly be collected.

Ye Xi covers her ears: I’m not listening, not listening, *recites Wang Ba’s Sutras*

- Description from Novelupdates