There's definitely something wrong with this murder mystery game - Chapter 969 - 781: Dark Goals

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

These days, could one really time-travel just by dreaming? And to become a silly princess at that. Well, marrying a domineering man wasn't too bad. His taking a concubine wasn't the end of the world either. But why was she forbidden from liking anything except him? That was just too domineering! She had to escape! Ah, but upon escaping, she realized he was a half-demon who didn't understand love... and, moreover, a half-demon who had a three-lives connection with her...

“You are the Yan family's heir. From now on, you are a boy, not a girl.”From the moment Yan Xiuran could walk, those words defined her existence.As the eldest child of the Yan family, she was never allowed to be weak, never allowed to make mistakes, and most of all—never allowed to be herself.For twenty years, she lived as the perfect son—ruthless, brilliant, unstoppable.Until the day she was no longer needed.Her sickly half-brother recovered.Overnight, she was framed for crimes she didn’t commit. Branded a traitor. Disowned and exiled.“You were never my child. You're a bastard.”Stripped of everything, Yan Xiuran vanished.Five years later, she is no longer the forsaken heir but Li Xiyan, a nameless medical student with no past.But fate has other plans.Assigned to care for the fragile daughter of Shen Yuze—her family’s greatest rival—Xiyan is dragged back into the world she swore to abandon.Shen Rui clings to her.And her cold, calculating father? He refuses to let her go.“Stay by my daughter’s side, and I will give you everything your family took from you.”Her family abandoned her.Now, her enemy treasures her.

Ye Qinghan, young master of the powerful Ye Family, gets ostracized when his peerless father meets an unfortunate end. Lacking strength and in a bid to live a Purposeful life, he suffers through the unending ridicule, bullying and torture dealt to him at each turn. However fate is a cruel mistress and offers only pain and misery with no end in sight. Broken, weak and distraught, Ye Qinghan embarks on a journey to usurp the hands of fate and attain strength to protect his own.

Follow Ye Qinghan on his journey fraught with perilous encounters, betrayals and fortune as he seeks to overturn the heavens, defy fate and grasps his destiny in his arms.

- Description from Novelupdates