In the world of Kamen Rider OOO, a mysterious phenomenon known as the 'Great Tree of Life' has appeared, attracting the attention of the 21 leading actors who possess the power to transform into Kamen Riders. Each actor is drawn to the tree, unaware of the impending danger that awaits them.The story begins with the arrival of the 21 actors, who are initially unaware of their connection to the Great Tree of Life. As they approach the tree, they begin to experience strange visions and hear the whispers of an ancient being known as 'Yomi'. Yomi is a powerful entity who possesses the ability to manipulate the Core Medals, ancient artifacts with the power to grant immense strength and power to those who possess them.As the actors begin to discover their true identities and powers, they are confronted by a powerful enemy known as 'Eyes of the Great Tree', a group of rogue Kamen Riders who seek to harness the power of the Core Medals for their own gain. Led by the enigmatic 'Raiden', the Eyes are determined to claim the Great Tree of Life and use its power to reshape the world in their image.As the 21 actors form alliances and rivalries, they must also contend with their own
personal demons. Each actor has their own motivations and secrets, and as they face off against the Eyes, they must confront their own weaknesses and doubts. The stakes are raised as the actors realize that the Great Tree of Life is not just a symbol of power, but a key to unlocking the secrets of their past and their true identities.The battle between the actors and the Eyes intensifies as the Great Tree of Life begins to wither and die. If the Eyes succeed in claiming the tree, they will gain the power to control the Core Medals and manipulate the very fabric of reality. The 21 actors must put aside their differences and work together to defeat the Eyes and save the Great Tree of Life. Along the way, they discover that their powers are not just a gift, but a curse that threatens to consume them.As the final showdown approaches, the actors are faced with a choice: to use their powers for good or to succumb to the temptation of the Great Tree of Life. Will they be able to overcome their personal demons and work together to
save the world, or will the Eyes succeed in their sinister plans? The fate of the world hangs in the balance, and the 21 leading actors must make a choice that will determine the course of history.