Manga Arifureta - From Commonplace to World's Strongest

Nagumo Hajime was an ordinary student who did not have special skills or goals in life, which is why his classmates constantly bullied him and considered him mediocre. Suddenly, the class will be summoned to a parallel world to save it from destruction! Everyone gets unique and extremely powerful abilities, except for Nagumo! He received mediocre stats and skills. Moreover, he is pushed into the abyss while his classmates continue their journey. Will he survive and what can be found in the abyss?