I use 3 concepts (Beat, Rhythm, Anima) to try to present the heart's-blood. I imagine that before I die, what the scene I will see, heard and feel. The sound of pulsometer is pureness and iciness, but it let me feel the pulse when the life dissipates. And the sinus and sign-waves sound describe the abandoned and hot-blooded life. Slowly, dormition from clear to blur.....