There are monsters and eerie shadows everywhere outside. I’m so scared.

　　I just want to stay in the safe house, until the end of time...

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　　Unkillable phantoms, endless monsters—Henry Clark arrives here with a mysterious black mark. Using the black mark that can strengthen everything, he slowly builds his own absolutely safe zone inside his safe house.

　　As everyone voted, this book is a fusion of eerie horror, cultivation, and extreme path. Old Gun delivers as promised.