The Daoist's Dilemma Side Story Full Walkthrough and Details | Where Winds Meet

You notice a Daoist outside Jianlong Temple with an alchemy formula.

[1] Talk to Tongyu.
[2] Check the pill formula in the room.
[3] Inform Tongyu of the pill formula.
[4] Speak to Tongyu.
The outcome of the experiment doesn't matter, you'll still receive the same rewards.

・Echo Jade x 8
・Oscillating Jade x 2
・Kaifeng Exploration x 5
・Character EXP x 1000
・Coin x 1000