June 17, Friday. Intis suffered setbacks on the front lines, the Solen Family fought halfheartedly, and the Church of the Eternal Blazing Sun dispatched senior officials to the front.
Early on the morning of June 18, the Trier Worker's Movement declared an uprising. With the tacit approval of the Church of Steam and Machinery, the Worker's Movement almost immediately seized Trier's factory district and Triumphal District, taking control of all industrial production capacity in the city.
Led by a group of seasoned skilled workers, many workshops were converted into arms factories, producing vast quantities of weapons. The Worker's Movement gained arms, and large numbers of workers took to the streets, blockading roads and the subway. While completely dividing the north and south banks of the Serenzo River, they also cut off external routes such as railways and shipping, turning Trier into an isolated city for a time.
June 19. The Worker's Movement clashed with the temporary rapid-response force recruited by the Trier Parliament. Thanks to intelligence provided by infiltrators, the Worker's Movement suffered little loss and took the opportunity to engage the other side in probing exchanges of fire.
June 20. The Worker's Movement set up artillery in Triumphal District and carried out a demonstrative bombardment of Versailles District. Armed conflict broke out again between both sides. Lasvikto, one of the three giants among the Holy Light Cathedral's Order Keepers, was attacked while resisting the bombardment and fell on the spot.
At the same time, news of depleted material reserves broke out—those who knew, knew. The previously wavering Middle Class fell into panic and gradually came to recognize the fact that the so-called middle class was merely "slightly wealthier proletarians."
June 21. Large numbers of flyers appeared in the commercial district and Bellar District, and a small number of middle-class