Toaru Majutsu no Index - Volume 17, Chapter 1: The Incongruity of Casual Conversation. Irregular_Spark.

Eight years on battlefield and returning in triumph, only then to realize that the important army general is a woman?

Empress Dowager pass an imperial decree, bestowing An Wangye younger brother Xia Yujin as Nanping Junwang and to take the great general as the wife.

In front of the person that kill people like flies, iron mask ruthless of the wife.

Talent-less Jun Wang, in a world of ice and snow fraught with emotional and lake-like tears, request for help, “How to uphold the man principal?”

- Description from Novelupdates

Li Ke Lin (also Li Colin), a Chinese office worker, woke up to find himself suddenly no longer Li Ke Lin but instead Colin Lee, son of multi-billionaire in America. Having taken over the body of Colin Lee and carefully imitated his manners and bearings, his next goal is to inherit his father’s wealth. However, when his father lists the condition of marrying a woman who feels repulsed by Colin Lee’s (not Li Colin’s) dalliances, and whose very nature is the complete opposite of Colin Lee (not Li Colin), what must he do to gain her affection?!

“She is the one who forced me to marry her, she is also the one who pushed away ShuangAi from me, she threatened my family with her family power and all these years, she did everything to subdue me...that evil woman MuTan“

In the back of the forest lives Allen, the antisocial wizard. He is feared by the people around him and called the “Demon Lord”.One day, while living out his life as a hermit, he finds a young girl named Charlotte who collapsed. Although innocent, she was accused of evil wrongdoings, had her engagement broken and was forced to flee her country.Upon hearing that, Allen recalled the bitter experience of being betrayed by a party he once believed to be his companions. Hearing the story of the 17 year old’s exploitation, Allen decides, “I’ll let her live in my mansion, and I’ll teach her all sorts of bad things…”