Mood: The mood of the video appears to be romantic and melancholic, with a hint of longing. The theme seems to revolve around a person's emotions and thoughts at night, possibly reflecting on a past love or a current relationship. The overall tone is calm and introspective.

Environment: The setting of the video seems to be a serene and peaceful environment, possibly a room with a large window that offers a view of the night sky. The presence of a full moon and stars outside the window suggests a quiet and intimate atmosphere.