Synopsis

Having completed their tour of the nine Kamen Rider Worlds, the Hikari Studio group returned to their home, finding it unchanged since the monsters first appeared. Yet, Tsukasa felt a disquiet, questioning the purpose of their travels. Before Yusuke or Natsumi could offer an explanation, they encountered Otoya Kurenai, the violinist, who expressed gratitude for their role in saving the world. He told Tsukasa that his journey had earned him a world of his own. As Natsumi departed to reunite with