Reborn as the Ninth Prince, I Have a Portrait of Immortal Beauties

Xu Xie transmigrates to an alternate dynasty and becomes the most outstanding of the emperor's sons. But the emperor is incompetent, believes the eldest legitimate son should inherit the throne, and has all the officials backing the crown prince.

Unlucky as ever, Xu Xie encounters an evil presence that awakens the desires within him and turns him into a madman. Over the next two years, the crown prince strips him of his power, and he even marries a wife he's never met.

The moment he wakes, a beauty tries to make him drink poisoned wine. Xu Xie's eyes gleam. “The crown prince... heh.”