—This is a story headed towards eternal demise. A small country in Western Europe · Arpéchéle. The inhabitants of this country surrounded by the sea and the black flowers of disaster, Lycoris Noirges, are born bearing the “Curse of Death” that only lets them live until they are 23 years old. Arpéchéle, which bestows death upon everyone equally, became known as such: ―The country bewitched by the Grim Reaper. The short-lived citizens, lamenting their fate, fight against it. And after long years of research, they created a certain system. A system that allows them to extend their life only through memories and discard their body approaching death: ―“Memory Download”. Those who managed to live forever through the use of “Memory Download” came to be known as “Relivers” and continue fighting against their destined short lives. At the same time, there was a girl referred to as the “Grim Reaper” as everyone who got involved with her is unfortunate. When the girl lamenting her existence was about to end her own life, a mysterious man, who claimed to be the “Watchman of Death”, appeared before her. Guided by the Watchman, the girl inevitably gets to confront the “Many Mysteries of Death” that haunt this country. All without knowing that― only despair awaits the fate of those bewitched by the Grim Reaper. [Adapted from official website]