Painting company Science SARU's new original TV animation "YUREI DECO" has been released. The information city of Tom Sawyer Island. The residents here use the visual information device "Deco" to manage the virtual space known as super-reproduction space and the life of linear interaction in reality. And on Tom Sawyer Island, the mutual evaluation of everything known as "Rob" is numerically visualized, and residents form a peaceful society by maintaining balanced values. The function of decoration will also be expanded by collecting "dumplings", and residents run every day in order to collect a lot of "curtains". On such an island, rumors of the disappearance of "spray" caused by "weirdo 0" are spreading. One day, an ordinary girl living on the island, Bailey, met Huck, a resident known as Yuri, and was accidentally involved in the zero phenomenon. In order to understand the mystery of weirdo 0 and 0 phenomena, she will join the Olei Detective Group composed of Huck and others. In the process of solving the commission of the detective team, Bailey gradually approached the hidden truth on Tom Sawyer Island.