Demonic Dragon: Harem System - Chapter 686: Look Who’s Back

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates

Ye Chen transmigrated to a fantasy world and realized that he had seven seniors in his clan, and all of them were of stunning beauty.

Demons? Monsters? It was a fox demon who came to his room and seduced him at night. A wedding to tie their fates together.Bai Yunzhi, the fox demon who fell in love with Su Bian. Su Bian helped her mother 25 years ago, and Bai Yunzhi repaid her family favor. She dual cultivates with Su Bian on her wedding night with twists and turns, thus tying the red rope of marriage to each other.

The World Tower had unimaginable wealth and treasures inside it. As long as one made it to the higher levels, they would rise above the common folk and enjoy a glorious life.

The tower had 1000 levels. Some said that one could obtain all the wealth in the world if they reached Level 1000. Others claimed that beyond Level 1000 was a beautiful new world or even heaven. Some people said that one could obtain the abilities of a god. Others claimed that any wish of theirs could be granted.

The current most powerful team in the world made it to Level 929, where no one else had ever made it to before. They still ended up being wiped out tragically. The members of the team placed the unique treasure they obtained on the body of their captain, Wang Wen.

Wang Wen managed to survive.

However, he was sent back 20 years ago.

With his previous life’s emotions and experiences in a new life, Wang Wen stood before the World Tower, calm and determined.