C546 Monster in the coffin

As I got closer and closer to the 'Yin-Yang Island', my heartbeat unconsciously quickened.

As long as we can find the 'Yin-Yang Island' this time, there's hope that we can find the 'yinyang grass' on that island. As long as we can find the 'yinyang grass' this time, I can bring it to the Underworld, hand it over to the King of Hell, and then exchange it for An Rushuang