Honk if You Want Treasure Side Story Full Walkthrough and Details | Where Winds Meet

A group of artists are gathered together, speaking of a demon nearby. Talk to them.

[1] Ask the meditating martial artists.
[2] Go to the demon's lair.
[3] Battle the Great Demon.
[4] Rest.
[5] Share your experience with the martial artists.
[6] Return to the demon's lair.
[7] Use Meridian Touch on the goose to immobilize it.
[8] Seize the Great Demon Sacred Treasure.

・Echo Jade x 25
・Sturdy Goose Egg
・Coin x 5000
・EXP x 7500
・Qinghe Exploration x 25