Thanks to the public announcement by the Ministry of Health, the number of Kamen Rider Chronicle players seems to have decreased significantly, which would subsequently reduce the amount of game disease patients. However, unbelievable information about Kamen Rider Chronicle is released by Ren Amagasaki, the new CEO of Genm Corp. There is a hidden component inside Kamen Rider Chronicle, one that is said to dramatically increase player participation! However, Taiga, who was suspicious of the love and go CEO's actions, goes into Genm Corp. to confront him himself...

Ex-Aid and crews have gained the right to challenge the advanced Bugsters in order to clear Kamen Rider Chronicle. The three advanced Bugsters are Parado, Graphite, and Lovelica. The time of the final battle against the four Kamen Riders is at hand! At last, the curtain rises on the scene of the last battle! However, a disturbing darkness suddenly begins to appear...