As night falls, the countless city lights turn on and off, just like people: blending together, uniting, separating, and reuniting. A man watches them from his balcony, seeing them as a reflection of his own mind. These lights reveal the vast array of encounters the city has to offer, but he longs for the man who lives next door, even though his feelings are not returned. That night, he will seek a way to confront his emotions.