Stai Guardando Arifuretashokugyoudesekaisaikyou... Guide

: An immortal vampire princess imprisoned for over 300 years. She is Hajime's first true companion and primary love interest.

: Hajime's classmate from Japan who was the only one to treat him kindly before his fall. Adaptation History and Reception Stai guardando ArifuretaShokugyouDeSekaiSaikyou...

: To survive, Hajime is forced to eat the flesh of powerful monsters. This traumatic act mutates his body, turns his hair white, and grants him superhuman abilities and the power to create advanced weaponry, such as his signature railgun. : An immortal vampire princess imprisoned for over 300 years

: A rabbit-girl with the rare ability to see the future, who joins Hajime after he saves her tribe. Adaptation History and Reception : To survive, Hajime

The story centers on , an average high school student summoned to the world of Tortus along with his classmates. While his peers receive "godlike" combat skills, Hajime is granted the Synergist class—a non-combat, blacksmith-like role that makes him the target of constant ridicule.