As the Minor Gay Love Rival in Het Novels - Chapter 9.7

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

- Description from Novelupdates

Shen Dong's marriage proposal failed, and he was dumped. That night, he was taken away by Chen Yuyan. When he woke up, Shen Dong found Chen Yuyan lying beside him. He was instantly dumbfounded. What made him even more confused was that Chen Yuyan actually said she liked him! And she had liked him for a long time!Chen Yuyan said, “Shen Dong, I want to be with you, but if you don't want to, I won't hold you responsible.”[Ding! The Ultimate Winner System is activated. The host currently has two options regarding the situation at hand.][First option, not taking responsibility for Chen Yuyan and pretending nothing happened, getting a reward of ten million yuan.][Second option, going to the civil affairs bureau with Chen Yuyan today to get married, getting a super gift package reward.]Holy crap! Holy crap!A cheat that could change his life had arrived!

Civilization is destroyed and records lost. Only Dudian survives in a cryogenic sleep. Three hundred years later, Dudian wakes up and must become Dean to survive. Who can he trust in this world overrun by monsters without and within?

Lothur Ritter mysteriously died on Earth and suddenly transmigrated to a bizarre cultivation world.

Now in a new body, full of problems related to his predecessor and surrounded by uncertainties and doubts about his new reality, Lothur will face the arduous journey of cultivation with the help of a system.

However, can he trust the system? Why he? What is so special about him that it has been chosen? Where will he end up? And what about this Lost Tree?

Well, Lothur will pursue these questions while exploring the wonderful, vicious, and incomparable cultivation world!