About the series
The adventures of Naofumi Iwatani, who is unexpectedly summoned to a parallel world as one of the four Heroes, armed only with a shield. Naofumi faces betrayal and is forced to fight a wave of catastrophes threatening the world. Rejected by society, he does not give up and continues on his path, finding allies and gaining strength to protect the innocent. It is a story of trust, courage and growth through overcoming hardship. The anime is very popular and available to watch online, drawing viewers in with its highly detailed world and well-crafted characters.