LOL: My Name Is Yuumi, and I Am the Destroyer!

Do you prefer dogs? Snort! You're screwed! You've angered the greatest destroyer of all time - me, Yuumi! … Void invades the sky, and black mist gathers into a storm. Demacia's magic-forbidden stone walls collapsed under the flames of magic. The Sun Roulette transformed into the Arcane Sun, and the resurrected Ascended Ones resumed their conquest. The evil spirits in the spiritual realm broke through the shackles of thousands of years. Wild magic breaks away from order and moves towards madness... On that day, the crown that restrained the Dragon King turned into stardust—— The endless galaxy exploded in the magic riot! After that, all the light was extinguished. … "What? You asked me what happened?" Yumi shrank her head behind the grimoire and shook her furry ears. "That day, the master suddenly disappeared, leaving only me and the magic book, lonely, pitiful, and a little sleepy..." "Well, you ask me how I solved it?" Yumi blinked her sapphire eyes, tilted her head and said, "I can't explain it to you, because... I'm just a little kitten!" … [League of Legends background story fan] [The protagonist is a cat] [Original plot]