Jaywalker_Holmes

Ren, a modern doctor and a secret master magician, suddenly finds himself inside a random book he picked up at the airport...as the villainous older brother of the protagonist. As the bad guy, he's supposed to make life difficult for the Male Lead until the latter grows up and kills him in revenge. However, looking at the broken teenager in front of him, Ren can't help but feel his heart soften. 
Fang was an orphan who had never known what a family is. Abandoned at birth, all he knew was pain and fear. He loved nothing, and wanted nothing...until he saw the angelic Wade. To save Wade, Fang didn't hesitate to sacrifice himself. ..after all, there was no one to cry over him.
But then, Ren appeared and turned his world upside down.

The Villain Saves the Male Lead

Sure enough, Fang walked into the room moments later. He stopped short when he saw Ren in the room.

Ren was waiting for Fang to come over and hug him. The younger boy, however, simply stood rooted to the spot and stared at Ren in a daze.

A heartbeat later, tears poured down Fang's fair cheeks.

Alarmed, Ren rushed over and pulled him into his arms. "Fang? Darling?" he whispered softly.

"I'm sorry," Fang cried, his voice almost inaudible. "I...I caused you so much hurt... you nearly died...!"

"Of course you didn't," Ren said. "Reflection magic tones down the injury, you know," he bluffed without the slightest hesitation. After all, he didn't want Fang drowning in his own guilt.

65 - Let's break up.