Isekai Kaeri no Ossan wa, Fusei Sukiru de Fathercon Musume-tachi o Tororori ni - Chapter 7 – The Price of Salvation

The big guy dresses up as a lonely and old male supporting character, slaps his face and abuses scumbags to fall in love.
small world:
A scumbag male supporting actor who is lonely and old: learning to love with both hands.
The tyrant male supporting role who left the inheritance to the heroine’s son: the family has the throne to inherit.
The deposed prince: what kind of emperor, when the emperor!
Bingshan ex-husband of a book girl: It is impossible to chase after a wife.
The prince of the enemy country who retreated for the heroine: step on the capital and rule the world.
The pet girl mad demon of the group pet text: I pet myself.
Edible Guide: Quickly cross the routine, capitalize the romance! One cp in one world, if you change the world, your feelings will be eliminated. If you don’t like it, don’t enter. 

Content tags: face slap
Search keywords: Protagonist: Dongchen ┃ Supporting role: My concluding article “The Male Protagonist Doesn’t Follow the Plot [Quick Pass]” “Someone Wants to Take My Gold Finger [Quick Pass]” ┃Others:

- Description from novelbuddy

I shall see the end of this story.It was the dream of every reader to travel to the world of their favourite novel even if it was a fleeting thought.But that was impossible. A work of fiction will simply remain a story. But it was different for our MC.He suddenly found himself in the world of his favourite webnovel. The genre of his life completely changed.The new world was a world filled with destruction and death was lingering at every corner.He was the last reader and he must survive in this forsaken world.

[Requirement for aspect awakening has been met.][You have acquired a new aspect.][Aspect (King of territory): A legion of soldiers under your command, do as you wish with them.]...Alex lived a terrible life as a beggar, spending most of his time wandering the streets and begging for money.But after his death, rather than passing on to the afterlife like he expected, he was reincarnated into another world as the third prince of the Astrodial family, Sylus von Astrodial.Marked by the stars, Sylus soon found that he was the main light of the family; he alone had awakened the rare star everyone was dying to have.[The star of Catalyst.]Because of this, everyone loved and cherished him, giving him the nickname Child Prodigy of the Astrodial family.With his intellect and knowledge of the former world, Sylus continued to prove himself as a true heir of the throne.Building and governing his territory to be the best while also reinforcing his position to take the throne.Greedy nobles, self centered siblings and crazy cult, Sylus doesn't mind.“This time, I’ll do everything right.”Everything was working out for him.Little did he know that blessings also come with a curse and a slight drawback.[You have received the title Fated Prince.][Your fate has been maxed out.]

I was curious about what a female-oriented tragic romantic fantasy was like, so I skimmed through only the free chapters.And then…“…Ha.”I found myself transmigrated into one of the main male characters, destined for tears of regret, exhaustion, and obsession.So, the first thing that had to be done was…“I, Elden Raphelion, hereby declare my withdrawal from the competition for the betrothal of the Third Northern Duchess.”To escape this tragedy.