So What's Wrong with Getting Reborn as a Goblin?

Akira Yagami's altruistic nature frequently leads to obstacles at his job, yet when he selflessly saves a child from a perilous accident, he is reborn as a goblin in an unfamiliar realm. Although typical goblins expire after seven days, Akira's exceptional abilities permit him to surpass this constraint and become the mightiest goblin to exist.