MTL - Fast Wear: on the Correct Posture of Counterattack - Chapter 261 princess and dragon

Lucia grew up not knowing she was a princess.

“My only regret was.. living like a puppet for my sister!”Olivia Witherland had no one but her sister in this world. So when her sister Oriana married the duke of Aykroyd and became the duchess, she had no choice but to follow her there. Despite knowing that her sister had killed the previous duchess and going to harm the child left behind, she kept her eyes closed. But when the child grew up as Demon,he killed everyone including her and the innocent kids, Oriana gave birth to.Olivia regretted that her silence had harmed not only Damon but her innocent nephew and niece. Everyone was killed, but the killer lived a hollow life too.But fate gave her a second chance. Would she be able to save everyone or would destiny play a cruel game again?

Almond Crowshade was the last surviving human in a dying world whose people failed to conquer the Grand Abyss Labyrinth’s 30th floor in time. The world was getting destroyed, and Almond was the last one challenging the 30th Floor multiple times despite the imminent destruction of the planet. He ultimately defeated the Floor Boss on his dying breath by achieving a true awakening, acquiring an X-rank Trait that signified limitless potential. Alas, he won but there was no home or future for what he fought. But a mysterious figure arrived there, feeling pity and amusement. “This is too precious and fun of a toy to let it rot here. You shall reincarnate and climb up to make things interesting.” [Transfer to another world commencing…] [Your memories will be sealed, and you will reincarnate in another world that has welcomed Grimworld’s tutorial like this one. Clearing each floor of the Grand Abyss Labyrinth will unlock a portion of your memories, until the 10th Floor upon which you will gain your full memories.] ‘I’m giving you a second chance. This time, you must clear the Grimworld’s tutorial and step onto the big game to make things instresting and entertaining.’ [Good luck.]

A story about a traveler who crossed into a parallel universe, relying on his Proficiency ability to continuously grind experience and become stronger.