The Barbaric Machine Clan “Gaiark” was exiled from the Machine World by the Engines, who are huge machines that have their own will. With the exile, the Gaiark switched their target to the world of humans and attacked to pollute the Earth in order to make it more habitable for them. This is when three young individuals with hearts of justice stand up as Go-Ongers.

The dark secrets behind Himuro Gentoku's machinations and eventual redemption... Three years ago, Gentoku, head of the Touto Institute of Advanced Matter Physics, tries to convince his old friend and Touto Prime Minister aide Koji Hotei that Touto needs to strengthen their military in order to face the threat Hokuto and Seito represent. After Hotei dismisses him, Gentoku is made aware of a certain researcher.

Shizukune is an exorcist in training. She travels with her teacher Miyo. Rock band members Jo, Mika and Aki sneak in an abandoned school because of a bet. Shizukune arrives at the school to expel the evil there. She comes face to face with a dark spirit.

Atsuya (30) is going to get married to Chigusa (50), who happens to be the mother of his longtime best friend Tamura (30). Atsuya has invited Tamura to a bar to announce his marriage and ask for his approval. However, after hearing that Atsuya is getting married, Tamura doesn't want him to tell the identity of his bride yet, because he wants to guess her identity himself. As Tamura keeps asking increasingly inappropriate questions, Atsuya finds it harder and harder to tell him they are actually talking about his own mother. In the neighboring table Makishima (37), Atsuya's acquaintance who he told he's marrying the mother of his friend, is watching the conversation with amusement. Makishima is also in the bar to tell about his upcoming new marriage to his ex-wife Naomi (33), who he wants to ask to make a speech at his wedding. When Naomi arrives, it turns out that she's actually Tamura's cousin, so she also knows Chigusa. However...