After unexpectedly waking up transformed into a weak serpent, a newcomer student named Amira faces scorn from classmates who mock her for bonding with the weakest Void Beast ever seen at the academy. Despite warnings from a professor that forcibly breaking the beast bond could cause fatal backlash and drain her energy, Amira chooses to sever it, risking her life to reject the useless bond. Thrown out into the academy's outskirts, Amira fears death but soon triggers her strong survival instinct, activating a mysterious DevourPro System that grants her a new skill, marking a turning point amidst her desperate situation.