High school students Takeshi and F1 were working part-time to earn money by stealing mopeds and selling them to delinquents. One day, Ayaka, who has transferred to the school Takeshi attends, joins them, and the three of them decide to steal a moped. When he tries to steal a moped parked in his apartment, he is found by a woman wearing a mask who seems to be the owner. Takeshi and his friends escape on a motorcycle, but they are quickly overtaken by a running woman with unbelievable physical abilities. This masked woman was a slit-mouthed woman who ran 100m in 6 seconds with her mouth split all the way to her cheeks.

An evil ninja Rider, Kamen Rider Fuma, appears from the virtual reality world in an effort to conquer Earth! It is up to the CR Riders to use the power of virtual reality gaming to save a young girl’s life and stop the evil plans of Machina Vision CEO Johnny Maxima before the Bugster Virus infects all of humanity!

Kamen Riders Build and Ex-Aid team up with the legendary heroes of the Heisei Generation - OOO, Fourze, Gaim, and Ghost.

First installment of the V-Cinema Kamen Rider Ex-Aid Trilogy: Another Ending will focus on the characters of Hiiro Kagami (Kamen Rider Brave) and Taiga Hanaya (Kamen Rider Snipe). Saki, who is supposed to have disappeared, shows up and Hiiro is concerned. However, Lovelica was behind her reappearance and he is controlling her! Also, Luke Kidman, a mysterious American who is fond of Nico appears at Taiga’s hospital. However, he starts showing Lovelica’s Game Disease symptoms in front of Taiga, he didn't know that Lovelica is revived after he was killed by Cronus. The destiny of both heroes is put in jeopardy by the worst game plot ever. And God Kuroto Dan, lurking in the shadows has plans of his own…

Yū Akahane moves to a dormitory room after her father's transfer from work. She is excited that she will live in the same dorm as Takumi Shirakawa, aka "White Prince." Yet, Haruto Kurosaki, aka "Black Devil", kisses her as punishment for going against him. It is Yū Akahane's first kiss. Since then, she becomes obedient to Haruto Kurosaki.

Hironobu goes through his boring days aimlessly. He finds a camera at a recycle shop which is owned by his grandfather. The camera is able to take the longest panoramic photo. Hironobu's life soon changes.

Final installment of the V-Cinema Kamen Rider Ex-Aid Trilogy: Another Ending will focus on the characters of Kuroto Dan (Kamen Rider Genm) and Kiriya Kujo (Kamen Rider Lazer). Genm has awoken! Kuroto Dan has obtained the God Maximum Mighty X and the world falls into the chaos that is Zombie Chronicle. Kiriya has found the key to face the power that not even Muteki can overcome and after receiving a certain message from Masamune, he faces Genm. What will become of these two and of the world?

The events of this stage show occur between the movie Kamen Rider Ex-Aid: True Ending and its credit scene. In order to fulfill his promise to Poppy and play together, Emu gathers his friends in a new game called Kamen Rider Carnival!

Akahane Yu moves to a dormitory room after her father's transfer at work. She and Haruto aka "Black Devil" have the worst meeting. Since then, Haruto treats her like his slave. The only person who is kind to her is Takumi aka "White Prince”. Haruto orders Yu to go to her middle school reunion, but Yu, who doesn't want to remember her middle school days, refuses. At this time, Suzune appears. She is a childhood friend of both Haruto and Takumi. Due to her, the relationship between Yu, Haruto and Takumi changes.

Having learned the good intentions of humans, the superintelligence Zein aims to "extinguish malice" and concludes that humans should be eliminated for that purpose. Only the outsider Kamen Riders willing to use their evil powers to achieve their goals to stand against Zein. But will the day come when these evil Riders join forces with each other?