The Fallen Hero Reincarnates as the Demon King's Son - Chapter 8 - 7 - The Demon King

Lingyun, a fierce and savage cultivation genius takes over a dead teenager’s body. Coincidentally, they are both named Lingyun. Set in a alternate version of the 21st century, teenager Lingyun has been killed by someone with a grudge.

- Description from Novelupdates

Her rebirth gave her a second chance at life. She was back with a vengeance and wanted to make those that had harmed her pay. But to those that helped her, she wanted to repay them. Her evil stepmother? She would slowly pull out her claws, one by one. Her evil stepsister? She would crush her pride. She thought that by getting her revenge for her past life, she would be happy in this life. However, she never would have thought that danger would chance upon her time and time again. The hatred from her clan and whether their bloodline would continue to exist, lay solely on her shoulders. Luckily, on this thorny path, someone had always been protecting her. “Third Prince, have you ever regretted being with me?” That person laughed lightly and peered at her with a loving yet weary look, “As long as I am together with you, I have no regrets.”

Ye Chen transmigrated into the world of cultivation and became the Saint Master of a Sacred Land. However, he discovered that the Heavenly Origin Sacred Land’s source of income took a big hit, and their finances were in the red. The Sacred Land is basically on the brink of bankruptcy.And so, Ye Chen invented the mobile phone for the cultivation world, causing a sensation throughout the realm. And this was only the beginning!Foundation Establishment cultivators delivering packages on their swords.Qi Refinement cultivators attending online classes from the comfort of their homes.The three major Sacred Lands all opening online shops!And a legendary Saintess becoming the queen of live streaming!All these changes started on the day the cultivation world’s version of a mobile phone was released!