For the Sake of My Family, I Became a Monster

The protagonist travels to an era where monsters are rampant, and humans are the weakest creatures in the world. It wasn't until they were 16 years old that a magical invitation suddenly appeared in the brothers' bags, and they realized that there was a power in the world that could fight against monsters. But as the academy gradually unfolds, it is discovered that all this is just a trick by the monster to seek a breakthrough. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.