How to spend the fantasy three kingdoms 3 astrological corridor?

The four of them walked along the maze to the magic stone steps on the upper left, and saw a huge closed stone door ahead, investigating the stone tablet with blue light shining from time to time on the left. Next, they must find three star beads. The white one was taken earlier, the yellow one is on the upper left of the cloister, and the blue one is on the lower left. Go back to the stone steps of Xingyao, put three star beads in the holes of the stone tablet, open the stone gate, and go ahead to the cave of Fengyao.

Entering the magic obsidian stone steps from the left entrance of Huang Xingzhu triggers the plot.

Then go back to the astrological cloister and find the other two stars, and talk (yes, that's dialogue! Where the cursor touches is the icon of the dialogue),

Xia Hao said a few words and got the star bead.

(The position of the other two star beads: the yellow one is at the upper right of the entrance and exit of the Phantom Obsidian stone steps, and the blue one is at the lower left of the astrological cloister).