A Phantom Shogun Emperor in the Primeworld of Highschool DXD

After Succesfully obtaining the Scepter of the Originverse Royal Artifact and helping The Cooper Gang, Carmelita and Neyla in the primeworld of Sly Cooper Phantom Storm then went back to his empire then learned that another royal artifact was on the Primeworld of Highschool DxD so he went their along with a those he chise to come with him. Is the primeworld of HighSchool DxD ready to learn of another god who rules over their world along with his empire. Will the world Survive from both Phantom Storm's and Dullahara's battle?. Find out in this 5th book of The Phantom Shogun and his Empire in the Originverse Series.