Six Tones for Sleep (or Death)

Tone 1 - Withdrawal From the External World

Tone 2 - The Regulation of Breath

Tone 3 - A Feeling of Detachment

Tone 4 - Vivid Dreams May Occur

Tone 5 - Body Temperature Drops and the Heart Rate Begins to Slow

Tone 6 - Sleep is the Oldest Form of Time Travel