A Crossover Anime/manga Story Where I Drop Out of Totsuki Academy with Erina at the Start!

"Tags: Hilarious, Anime Crossover, Action, Urban, Invincible" "Synopsis: 'Mr. Judai Mutou, is your ability to be invincible in multiple fields such as cooking and fighting at such a young age, and to be known as the King of Duels, due to your back-to-basics skills?' 'No...' 'Then it's because of your talent and hard work?' 'No.' 'Then it must be because of Ms. Erina, who has always been by your side!' 'No...' Judai Mutou glanced at the system page and determined that the only dish he could cook was grilled cold noodles. Even knowing that no one would believe him if he told the truth, he still spoke expressionlessly: 'Mainly because the opponents are too weak, it's all thanks to the contrast with my peers!' And so, from that day on, the best Versailles joke of the year was born!"