It's been 20 years since a meteorite known as "Black Night Siderite" landed on Earth and the world fended off an attack from the beings now manifested known as "D2s". Music has been banned since then as it seems to attract them. One day while the talented pianist Takt finally decided to leave the gloom of his garage to perform publicly...

Kickboxing enthusiast Ryuhei Oda gets bitten by a black creature one night. Soon he discovers he can see portals known as Traumerei around Shibuya and the monsters known as "Weird" that appear from them. A drug known as "Somnium Drop" is circling around claiming it can grant wishes, allowing "Dreamers" humans possessing great...

Lady Ameth predicted the Princess Knight named "Yuuki (Japanese for courage)" would appear one day with amnesia. Kokkoro is sent to find, protect and guide him but unfortunately, her funds weren't enough to get them by at the capital of Landosol. As they go questing to earn more money and continue adventuring, they meet a starving...

Strange outlines of bodies have been appearing all around Shinjuku etched as blocks into various surfaces, some claim they were "street art" someone was creating over night. Kaname Sudo soon finds the real reason behind the "art" as he accidentally takes part in "Darwin's Game", an app that grants its participants unique Sigil...