Shibuya Goldfish Vol. 4 (manga)

Shibuya 009, also known as the 09 building. Though it was once the center of Shibuya, it has now turned into a nest of man-eating goldfish.Hajime Tsukiyoda and twelve other survivors walk into 009, each with their own convictions. To save someone precious. To find clues as to how to proceed with their plan to kill all of the goldfish. But what awaits them inside are never-before-seen goldfish that chew straight through any expectations or ideals!!A confused and merciless drama unfolds as they try to capture the supernatural goldfish known as the Silver Princess.