The news of the destruction of the Earth, which had been floating around as nothing but nonsense, came out on the convenience store TV.\r\nAt that moment, with a bang! I lost consciousness and woke up a few days later,\r\nbut the city had already turned into nothing more than ruins.\r\n‘Where am I...? And who am I?’\r\nAn old man who had died and a tattoo shaped like an ‘eye’ in the male protagonist’s lost memories.\r\nIn search of his memories, he heads to the shelter with the female protagonist,\r\nbut will the two protagonists be able to survive the 465 days before the Earth is supposed to be destroyed?