Music, Bend
Twenty mouths are together. That's a lot of mouths. What do they do? They sing beautiful music together.
Listen to the twenty mouths. They sound great. Have them sing your favorite music. Also note that this kanji also means "bend." Imagine the music coming out at you bending all around in strange shapes through the air.
きょく
ま
None
The twenty mouths make so much music that they literally cloak you (きょく) with it. They cloak you with the music.
Imagine how you feel as they cloak you with music. Feel the music all around you, enveloping you. Become the music itself.