MTL - Your Teacher I, am Hella Rich - Chapter 39 Boyfriend (below)

Third Miss Luo relies on her father’s power to create chaos everywhere and is notorious for bullying the weak. When she had nothing to do, she led a group of servants to the streets to flirt with beautiful and handsome boys. For Princess Qingyang, if this kind of person dared to behave wildly in front of her, she would just kill her with a single finger—until she opened her eyes again and found that she became Third Miss Luo, Luo Sheng.

- Description from Novelupdates

Xie Chi is a patient with multiple personality disorder. On the surface, he is educated and gentle but the secondary personality is cold and powerful, with explosive strength.

Xie Chi can never fall in love because the secondary personality is his boyfriend.
Xie Chi’s only dream is to one day embrace his lover.

In order to realize his dream, Xie Chi voluntarily bound to the Horror Movie Actor App. The app regularly releases horror movie notices such as Spirit in Red Clothes, Zombie Lovers, 1552 Haunted House…
The selected actors will be placed in a real horror environment to survive.

On the first day of filming, the first male lead with a dirty personality blocked Xie Chi in the corner. “Follow me and I’ll help you be the second male lead.”
Xie Chi smiled softly and shook his head. “That isn’t enough.”
The first male lead was dumbfounded.
Xie Chi smiled slightly. “Brother, help me beat him up.”
The secondary personality gave a cold smile to the first male lead.
End of the shoot, the first male lead: Xie Chi.

Others: Struggling to survive.
Xie Chi: Defy the natural order to change fate.
A combination of absolute wisdom and absolute force.
Starting from the 18th tier, Xie Chi will eventually become… the horror movie emperor.

The journey to the martial peak is a lonely, solitary and long one. In the face of adversity, you must survive and remain unyielding. Only then can you break through and continue on your journey to become the strongest. High Heaven Pavilion tests its disciples in the harshest ways to prepare them for this journey. One day the lowly sweeper Kai Yang managed to obtain a black book, setting him on the road to the peak of the martials world.

- Description from novelupdates

Reborn as a sword, he lived for hundreds of years, and then he occupied the body of a 15-year-old prince.