the Afterlife : Resonator

도깨비 : Around the time they began imitating humans,
nothing excited them more than mortal art of music used to unleash inner emotions.
Yet, their interpretation of it was so clamorous that it caused all of Purgatory to tremble.
It was only after the 'Tuner of Purgatory' stepped in to teach them the true principles of rhythm that their tumultuous uproar was finally put to rest.