I Am the King of the Apocalypse

As a kid, Tenjou Hajime has been engrossed in watching zombie films. Due to his fascination with these films, he decided on listing down survival notes in case an apocalypse really happened. He also did everything he deemed to be necessary for survival. Fast forward 13 years later, in the spring of his third year in high school, the apocalypse really arrived. He was now plunged into a world he has prepared for, ever since he was a kid. Hajime, armed with the skills and knowledge he developed over the years, is the ruler of these chaotic times. A/N: This is a HOTD AU Disclaimer: I do not own anything other than my OC, everything belongs to their respective owners.