MTL - Rebirth into an Interstellar Marriage - Chapter 175

Side story of Kyoukai Senjou no Horizon bundled with the first press release of the 1st, 3rd, 5th and 7th Blu-ray volumes of both seasons of anime.

This side story follows Asama, Kimi and Mitotsudaira aboard Musashi one year before the beginning of the main story, as Asama is considering to create a music band together with her two friends for the next festival in Aki, a territory under the governance of K.P.A. Italia.

Jiang Liu lost his father at the age of three. When he turned five, his mother decided to run away with another man. At the age of fourteen, he sent off the only relative he had, his grandfather, before carrying a small amount of property and stepping into the big dyeing tank called society.
He was stingy, selfish and absolutely disgraceful. Except for breaking the law, he accumulated all the bad habits available to the mankind. Yet, such a man, after an unexpected death, was bounded by a silicon-based creature called the righteous father’s system. Since then he started his magnificent career in the world system.

World 1: On the ultimate evolution of unquestioning filial piety;

World 2: The man who loves to boast;

World 3: The search for the second spring for ones own mother

World 4: Good father

World 5: The self-cultivation of a national husband

World 6: Acrobat

World 7: Divine stick

World 8: My home has a baby egg

World 9: The correct way of wearing the green hat

World 10: Tremble, you scum man

World 11: An angel who doesn’t like to talk

World 12: The rebellion plan of a martyr

After several worlds went by…..

Righteous father’s system 001: [Shivering], I wonder if I still have time to change my host.

- Description from Novelupdates

After dying in a car accident, Lin Chu Xia awakens to find herself returned to the age of twenty, the year she was supposed to be married, along with her elder sister Lin Jia Yi who has also been reborn. The first thing her sister does is snatch away the man she was once married to, who in her previous life was extremely wealthy. Not only that, Lin Jia Yi insists on giving Lin Chu Xia her own apathetic and workaholic husband from the past life who rarely returned home.Lin Chu Xia laughs, as this arrangement suits her just fine, hoping her kind sister does not regret her decision. She's curious to see if her indifferent ex-husband can rise to be the highly pursued President Li without her. As for herself, armed with full skills and a space ability, she doesn’t mind the lack of parental love, because her in-laws are there to dote on her. She starts businesses and factories, living a life that becomes more prosperous by the day.As for that workaholic husband who barely comes home twice a year? It doesn’t matter to her, as long as it doesn't interfere with her money-making, she’s content to be his invisible woman in the background....Qin Yang, compelled by his mother’s heartfelt words, returns home to marry a young bride. A man who prioritizes work over family, he thinks providing money is fulfilling his duty as a husband. However, he discovers that his wife has more money, a larger presence, broader connections, and is adored by everyone she meets—leaving him in a daze.Between clenched teeth, Qin Yang decides: If money won’t work, he’ll leave her with kids!

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates