Invincible Hacker System.

Summary

In a haunted house created from beast cores and magic nuclei, an old principal and his students struggle to escape. After three days of searching for a way out, he discovers a fissure in the ground. Utilizing his powers, he creates a passage to an underground river, instilling hope among the exhausted group. However, they face the challenge of descending a deep well to reach the river. The principal devises a plan using magical vines for a safe descent. As they prepare to slide down, the urgency of their situation heightens, with the threat of starvation looming.

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