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

While Nasu is off for part-time work, Tsukasa is working part-time at Kaname's public bathhouse to earn money alongside Kaname. Tsukasa later discovered an adult doujinshi which she mistook for an ordinary manga, and is flustered at seeing the ADULT contents. There Kaname TEACHES Tsukasa on how to apply the ecchi scenes on NASA on the account that they would get closer romantically

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.