Rivers of the Night - Chapter 10: Teacher Fern

While she was opening and closing her eyes, Mu Rou Sang had finished her transmigration.

“Her background was miserable, her family was ruined, she had no parents, and she had no brothers or sisters.”

She only had one brother who was dependent on each other.

- Description from Novelupdates

High school student Mikoshiba Ryouma was summoned to a different world in the middle of a war. Sensing the malice from the one who summoned him (a summoner of the O’ltormea empire), he uses his martial arts to run away, killing important people of the empire during his escape. After the escape, he rescues two twin sisters from the hands of thieves. The sisters who can use magic, swear to serve him as subordinates. Thus, Ryouma begins his journey on the path of the supreme ruler.

A good-for-nothing man married a beautiful girl but was kicked off the bed on the wedding night. Furiously, he wrote a bill of divorce and ran away.
He was schemed a car accident in which he nearly lost his life. However, it turned out to be a blessing. He swallowed the soul that passed through the outer world, thus obtained superb medical skills and martial arts.
Later on, with the silver needles and invincible martial arts, he embarked on the road of counterattacks and was committed to his great dreams.

- Description from Novelupdates

In her past life, she was his personal physician, his junior,Due to the age difference, she could only bury her love for him deep in her heart.An explosion awakened her, and she found herself back in his era.When they met again, he was the noble and aloof scion of his family,She was a village girl with a tragic background.But this time, she would not shrink back,She would bravely pursue her love, making this second chance at life devoid of regrets.In public, he was cold and ruthless,In private, he was a devoted lapdog to his wife,His maxim was, “What the wife says is always the truth.”This story is a one-to-one relationship, with both parties being virtuous and strong.