Kanta na Enquete desu - File 07: A Comfortable Casket for You

– The planet [Earth] has entered the abnormal state [Apocalypse].

In the interstellar era, the starry sky group came, and human beings stepped into the starry sky, opened the door of psionic energy, and stepped into practice.

Jiang Chen pushed open the door of psionic energy, but he felt that there was something wrong with pushing it open…

Your body has awakened the [Toughness] skill, which is strong and resilient.

Your bones awakened [hard], the opponent stabbed your body with a sword, and the long sword was broken by the bones.

Your hair has awakened [fork], and the sword qi has been divided into thousands, and the net is spread.

Your stomach digested a panacea, awakening [digestion], endless spiritual energy, and instant digestion.

Until one day…you awakened the [Perpetual Motion Machine], the heart kept going, and the power kept going.

Years later, you realize in a trance that your body is already on par with gods.

- Description from novelbuddy

Bai Aoxue, the best mercenary in the 21st century, is accidentally sent back to the Chengxi Dynasty in Great Continent due to an explosion in her mission, and trapped in the first daughter of Prime Minister. After her rebirth, she is set up by her father to marry the 5th prince Jun Yeyan who wears a mask all day long.
In the face of bloodthirsty enemies, discord between brothers, collusion among courtiers and invasion of enemy state, can Bai and Jun resolve the crises? What will happen to their political marriage? How will the fierce battle for the throne end?
With many twists and turns, the book brings you to experience palace revolution, love and hatred thousands of years ago.

- Description from Novelupdates

A martial art expert from the Song dynasty lives like a Phoenix that can live again in another body after death. This time, he happened to take over the body of a Japanese high schooler who is also a victim of bullying and has a bit complicated family circumstances.

- Description from Novelupdates