Hero blood is the solution for the spreading tentacles like things. At the end of the movie heroine and hero uses his blood as protection and reaches to the center of the spreading point where it is a lab. Those tentacles center origin’s from a human who is father/grand father of hero.
VHS_Lives Answered question Feb 25, 2022
Living Hell aka Organizm
https://en.m.wikipedia.org/wiki/Living_Hell_(film)
VHS_Lives Answered question Feb 25, 2022