Feelings are lost in the flood of data. However, an unexpected system failure allowed him to glimpse a memory fragment that did not belong to any file - the blurred back of a girl in a red dress. This illusion was like a pebble thrown into still water, causing ripples in his regular world. He begins to doubt his mission and questions the omniscient AI assistant "Beacon". Is he guarding the heritage of mankind, or a cage tailor-made for him? The truth is hidden in the depths of the sea of oblivion that the light of the lighthouse cannot reach.