The Opening Contract of Another World: an Ant

The protagonist of this novel was originally a technical school student. Due to an accident, he accidentally hit his head on the sharp corner of an iron cabinet while sorting things out. When he woke up, a bunch of memories appeared in his mind, and he found that he had traveled to a world that he knew very well from the original one. But everyone here can improve his mental power and blood through practice. With improved mental power, he can contract with monsters and become a beast master, and with improved blood, he can become a warrior. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.