UFO Princess Valkyrie 2: Juunigatsu no Yasoukyoku

A group reunites as the Key of Time emerges alongside various strange events, all seemingly connected to an individual known as "Valkyrie Ghost." This figure aims to take Kazuto for personal reasons. In response, the team bands together to confront this formidable opponent while uncovering the hidden history of Valkyrie's origin world, Valhalla.