Kamen Rider OOO: The Legacy

After the King and Goda were destroyed, Kogami stepped in and took most of the Core Medals. But after being absorbed by the King and Goda, the medals had absorbed the energy released when the two died, evolving to varying degrees and becoming even more powerful.

A year after Eiji's death, the boy Inoue Hiko, whom Eiji had once saved, was living with everyone else at a multinational restaurant, using his own strength to help those around him. Meanwhile, an explosion occurred at the Kogami Bio-Research Institute. Ankh quickly sensed that something had changed, and in an ancient seaside ruin, a stone coffin slowly began to open...