Manhwa-good

Anno, a lower rank power user, made an escape plan from an underground research institute, but he encountered Jing Ye, a high rank power user who could cancel out his powers. He tried to avoid Jing Ye at all costs but their fates seemed to be intertwined. Jing Ye destroyed all of his plans, stripped him of all his choices and even corrupted his rationality. With Jing Ye being so secretive and suspicious, will Anno choose to believe in him? Or will Anno choose freedom, and escape from that hellis

Good story but the ending was so abrupt.
Everyone has memories of their first love, for Dongha, those memories are bittersweet.
In highschool, Dongha has an unrequited love towards Sungwoo. Fearing the backlash and shame he will suffer if anyone knows that he is gay, he hid his feelings for Sungwoo.
This is the story of Dongha’s first love, as he spends his days regretting to follow his heart. One day, he receives a novel from Sungwoo titled “Sorrowful Gyeongsang”.
As Dongha starts reading the

One day, the world transformed into a game.
'Dungeons' and 'monsters' emerged in the middle of cities, and 'players' who had received the gods' authority appeared.

Se-jun Lee, the guildmaster of the Messiah Guild that would bring salvation to the world.
"Let us save the world together. Let's put an end to this nightmare."
The whole world celebrated the hero's appearance,
And I became his comrade.

But...

He wasn't a hero nor a messiah like the world was hailing him.
He was a deceitful hero wit