After the echoes called out several times, the Granny of the Mountain's attacks on the forest sea monsters became noticeably slower.
Seizing this opportunity, Renji rushed back into the massive flesh mountain and regained control of his body.
Before, Kamiyagawa had thought that the Granny of the Mountain possessed a certain ability, somewhat like a very weak form of mind control—
She could compel sentient but feeble beings to some extent, or, in other words, implant some superficial consciousness in their minds.
Making them instinctively do things they would not strongly resist.
But this ability actually did not belong to the Granny of the Mountain, it belonged to the Echo, who had always lain dormant by her side.
The Echo referred to this ability as "Phantom Sound," which, by using a voice that could affect the superficial consciousness, controlled people or supernatural stories to make small, subconscious gestures.
