ARKNIGHTS: RISE FROM EMBER

"She" was supposed to be a beacon of hope. But now her anger and hatred have turned into flames of war and are about to engulf the people. Only Rhodes Island, a neutral organization, can stop Reunion's rampage and the conspiracy behind it. Amiya and the others head towards Chernobog's Core City, which is on a collision course with Lungmen. What fate awaits them there... (Source: Official Site, translated, edited) — Description from AniList community (anilist.co).