The Bloody Battle of Kurobe Dam
The UN forces trapped inside the bubble launch an all out attack on the Efidolg forces surrounding their mothership and the abandoned laboratory base in order to take back control of the facilities and rescue any potential survivors. The Black Relic and GAUS-1 piloted by Sophie face off against the countless robots of the enemy, while Muetta retrieves her own Medusa and confronts Mirasa over the true nature of the Efidolg.
Aired 15/09/2016EP 24 - The Bloody Battle of Kurobe Dam

Kuromukuro
During the construction of the Kurobe Dam, an ancient artifact was discovered, and so the United Nations Kurobe Research Institute was established. Intellectuals from all over the world gathered to study the object, and the children of those researchers attend Mt. Tate International Senior High School, including the institute head's daughter, Yukina Shirahane. In the summer of 2016, a lone samurai once again awakens!
(Source: Pony Canyon USA)