Nasa was suddenly abducted and taken to someplace, and finds himself at a place with 13 other kidnapped victims, and they all have no recollection of their past lives other than their names. The kidnapper then forced Nasa and the others in a Battle Royal where only the sole survivor can return to his previous life. Can Nasa survive without taking a life? Feat. KAMEN RIDER RYUKI

After a minor meteor strike that partially damaged the Arisugawa house, Nasa and Tsukasa reluctantly moved out. They found a house and settled in, but soon they find themselves traveling to different words where Nasa is forced to save a particular world they visited, while acquiring a mysterious power. Feat. KAMEN RIDER DECADE

After losing his job due to a corrupt employer, Nasa found new work as a bartender and sommelier. However, he suddenly disappeared and Tsukasa searched for him. After six months she found him, but as a different person and a part of a terrorist group. Can she bring him back to normal? Or would Nasa regain his senses before it is too late? Feat. KAMEN RIDER G

What was the day like before Tsukasa showed up at Nasa's door? A short story of the hours leading up to that fateful moment.