In a world ruled by a super system called "Clock Tower", the fate of all life is planned in advance. The protagonist Chen Ye, a "delivery man" who wanders on the edge of data, accidentally awakens during missions and glimpses the cruel truth of the world being "harvested". In order to resist the destined outcome, he turned into a "ghost" that could not be erased by the system and challenged the supreme "tribunal". On the edge of truth and falsehood, explore the ultimate answer to free will.