The Magic Academy's Physicist - Chapter 4: What Are You Doing Here?

Ling Lang is thirty-two years old and an A list movie star. He is also the youngest to become the king of the silver screen. Known for having a cold and aloof disposition, people nicknamed him king iceberg of the silver screen. His biggest secret? He is a masochist down to his very bones.

- Description from Novelupdates

Seo Tae Hyuk, jailed after being falsely accused.

After an unexpected accident, An Luo was reborn as the young master of a business family. Even as his grandfather’s favored grandson, he seems to only be a cannon fodder in the brothers’ struggle to seize power. However, the most frightening thing is… the strange emotions that flicker in his little brother’s eyes as he looks at him. At that moment, overwhelmed by his brother, An Luo angrily thought: Could it be that he is doomed to never escape this vicious cycle of “brotherly love”?

An Luo(frowning): After rebirth, I don’t want to be together with some strange person.

Someone(suddenly appearing in the back, smiling): What did older brother just say?

An Luo: …Nothing.

- Description from Novelupdates

Gu Ting Yu is a veterinarian with a fear of animals. Haunted by the same nightmare all these years, he is desperate to find out the reason behind those dreams. He then travels into a fantasy realm by fate, entering the Palace of the Twelve Sacred Beasts.