MTL - My Son Might Be A Villain - Chapter 50 you said

In an inaccessible village, there were a few houses on the hillside.

People from far away were attracted here and the mountain road was crowded with luxury cars, because, in this town, there was a young man with incredible medical skills who could cure all kinds of illnesses!

- Description from Novelupdates

In typical Mary-Sue novel, readers all like the second male lead who only loves the heroine wholeheartedly and is willing to give up everything for the heroine, but the heroine only loves the male lead who once abused her body and heart.

Readers: Why doesn’t the heroine love the second ML, the demon sect leader?!

The demon sect leader: This Devil Venerable also wants to know, why do I like her?

In order to find out why the female lead doesn’t like him, the self-conscious demon sect leader set out to “interview” all the characters in the novel.

———

When a book was dropped into his lap, the demon sect leader discovered the world he lived in was described in it. This book said that after he sacrificed himself for the female lead, the 4th male lead, his silent, loyal subordinate, blackened and attempted to kill her.

The demon sect leader, Wen Renhe: Yin Hanjiang, this Devil Venerable wants to know why you wanted to kill the heroine.

Yin Hanjiang was silent.

Wen Renhe: If you refuse to speak, this Devil Venerable will force you to speak!

Yin Hanjiang: …

Wen Renhe: What are you blushing for?!

By a series of freakish accidents, she provokes the feared and mysterious “God of Night”.

When someone bullies her, he says, “Only two types of people bully my wife: those who haven’t crossed her path, and those who have already died. Which do you want to be?”

When someone questions her, he says, “Everything my wife does is right! Those who disagree can have a little chat with me!”

When he goes home, he pleads in a low voice, “Wifey~ Can I not sleep in the study today?”

“You can consider sleeping on the streets.”

“Well, I’ll sleep in the study, then.”

At night, he abducts his freshly-showered wife into the study. She shrieks, “Sheng Nanxuan! What are you doing?!”

“Sleeping… in… the… study!”

The next day, his wife dashes out of the room with tears in her eyes and a sore waist. That isn’t what she meant by “sleeping in the study”…