In the vast Blood Desert, the Immortal Rain Sect and Azure Wood Manor disciples that were trapped within were like two lone boats lost in turbulent seas. They could capsize at any time.
In that moment of peril, Granny Yin took out the Great Heavenly Compass as she tried to divine the path out of the Blood Desert.
"Why did my disciple burn to death?"
The purple-robed elder was feeling agitated. At the final moment, it was he who had struck out with his palm, giving his disciple a quick death.