I’ll Be the Male Leads Sister-in-Law - Chapter 540

After 20 years of dedicating his life to opera ever since he had quit the performing arts high school, he had failed at an interview. Losing his motivations, Jo Yunjae depended on alcohol to live out his days until one day, he had been sent back 20 years in time, to the day before his high school admission.

“Future Occupation…Demon King.”

Sai Akuto enters Constant Magic Academy to be useful to society and to become a top-ranked national magician. However, a horrible prediction is made on his first day. Thanks to this prediction, the class representative girl hates him, a girl with a mysterious power embraces him, a female artificial human is sent by the empire to observe him, and his school life is otherwise thrown into chaos…

Xia Ruofei, a retired special warfare elite, unexpectedly discovered that the ancestral scrolls contained a small space that was independent.

There are Lingtan waters that promote plant growth in the space. There are mysterious spiritual flowers that cure all diseases. They also bring ten times the time flow rate. What is planted is a fine product, everything grows fast, and what can be cultivated is spiritual…

From then on, planting flowers, planting trees, raising animals, and licking beautiful women, Xia Ruofei opened a wonderful life.

- Description from ptwxz (translated)

This is probably the story of a modern man who became the Seventh son of Kangxi in the Qing Dynasty. This is probably the story of how the Seventh brother Yinyou worked hard and fell in love by the way. So there is no doubt that this article is ambiguous, and it is easy to guess who the couple is.

- Description from Novelupdates