Strange Recovery: the Underworld Boss's Survival in the Apocalypse

A mutated giant ape suddenly appeared at Longcheng University, and the students were brutally slaughtered. Long Hao, the underground elder brother, was betrayed by his brothers and his brothers died. When he suffered a mental breakdown, he met a mysterious old man. The sentence "This day has changed" hides a shocking secret. Let's see how he fights back!