The Weakest Slime I Once Saved Became the Strongest and Now Won't Leave My Side

"I never want to lose someone important to me again." One day, I, a nerdy and bullied boy, was provoked by my classmates to go to an SS-ranked dungeon. Facing an SS-class black dragon that I couldn't do anything about, my chances of survival were At that moment, someone appeared before my This is the story of the bond between the strongest slime and the weakest me, as we grow together.