The Bluerockers' yelling was so shrill it blared over their leader's walkie, who flinched and quickly turned it off.
However, the noise still caught the attention of the Inagawa-kai, and one of them shouted, "Who the fuck is still talking over their phone now?!"
The leader kept silent in fear.
Still, it was dark around them, so it was fine even if someone heard the ruckus, as long as it was cut off in time to prevent them from locating him.
In fact, although more than one Inagawa-kai heard h