I Am A Matchmaker on Taobao - Chapter 86:

[Quan You Fan: You can read without barriers even if you haven’t read the original book or TV series]

after many years,

When the legendary lord, the dragon knight, the son of the holy flame, the nightmare of the schemer, the smasher of the order of the game, the undefeated myth on the battlefield, the ruler of the seven kingdoms and the guardian of the whole territory——

When Samwell Caesar sat on the Iron Throne,

He must have thought of that distant afternoon when he got the pioneering order from the Rose of Highgarden.

At that time, no one could have imagined that this young man abandoned by his father would set off an iron-blooded storm that would sweep across the entire continent of Westeros.

Mythical Abode Mountain, Cloud’s End Cliff, the most dangerous of Azure Cloud Continent’s four deadly areas. Cloud’s End Cliff’s base is known as the Grim Reaper’s Cemetery.

Lachlan, once a victim of deceit and betrayal, wakes up to find himself back in his high school days, just before his life took a dark turn.With a newfound system that grants him immense knowledge and skills, Lachlan vows to change his fate and protect his love, Julius. As he navigates through old rivalries and new opportunities, will Lachlan succeed in rewriting his destiny and exposing those who wronged him?

I finally managed to kill the demon lord.