Nomura Yuuichi

On the planet Gift there are precious crystals called Giftjium buried in the earth. A young man named Sougo Amagi lives in Garden Indigo, a prosperous mining town. Sougo, whose hobby is collecting rare crystals, one day becomes involved in a dispute between classmates Kaon, Roman and Otto. He wanders deep into the ruins of a mine and discovers an underground lake. There, he…

In Japan in the year 2035, an accident known as the "Burst" occurs during a research project, spawning an out-of-control artificial life form called "Matter" that has spread throughout the Kurobe Gorge. The research city that was once hailed as the hope for humanity is cordoned off by the government. Two years later, 15-year-old Tachibana Aiko, who lost her family in the…