MTL - Ninja World: Insect Princess From Konoha - Chapter 23 Isn't this very simple?

It took Gu Yu twenty years to realize that he turned out to be the vicious cannon fodder male supporting role in a novel.
Forcing the protagonist to sign a contract, and being playful and affectionate, he ended up with his family ruined and his family destroyed.
Just as he was about to establish a good relationship with the protagonist Gong and take advantage of the loopholes in the plot,
Who would have thought that the protagonist Gong in the book, and the ruthless boss who did not get along with the protagonist in the end, was actually his ex-boyfriend who was abandoned by him in high school? !
Oh ho!
Gu Yu: Thank you for the invitation, please don’t bother me.

Gu Yu, who was forced to follow the plot, faced the furious protagonist Gong who seemed to be about to commit murder in the next second. His ex-boyfriend,
With the wife of the future protagonist Gong in his arms, his current gossip partner, he numbly recited the lines: “I warn you, this is my man.”
Seeing Fu Yeyu, who was blazing in the eyes of the opposite party, who could pounce on him and tear him apart in the next second, he couldn’t help but reflect on himself: Why can’t I think about the protagonist’s attack? !

The main attack, the idler should be the heartless attack × the irritable boss suffers
Gu Yu×Fu Huayu

Content tags: strong, broken mirror, reunion, entertainment circle, wearing books
Search keywords: Protagonist: Gu Yu, Fu Huayu ┃ Supporting role: ┃ Others:
One-sentence introduction: Destroy, I’m tired
Conception: go round and round, or return to the original origin

- Description from novelbuddy

“I want to be a true demon.”

A boy not older than 20 years wished as he looked at the sky.

After suffering from the trauma for many years, he finally gave up on life.

People called him ugly, demon, and hideous.

He bared with it, but today he finally broke.

With a piercing pain in his chest, he died.

When opened his eyes, Logan found himself in another world and inside the body of a demon.

His wish was granted, but at what cost?

He had no power and was the lowest among the demons.

No one to help, no one to be with him.

But it did not affect Logan. Because he had something else with him.

‘Sin and Virtue System.’

Guiding him towards his goal to become a true Demon.

Logan’s conquest has begun, so be a part of it.

Otherwise, you will miss him.

The true Demon!

However, is the MC the 'only' one to have a system?

Hm?

Read the fucking novel and find out!

This is a world with only oceans, through which scattered are countless small islands and treasures.With swords, gunpowder, sailing ships, and most important, the Treasure Hunting System, Alka is ready to dominate the oceans!「Map detected」「Scanning for Treasure」「Scan complete」「Happy Treasure hunting!」

Song Yaoyao had already died in her previous life. Her life ended on the day of her 19th birthday. Cause of death: heart failure.