Locked Echoes Side Story Full Walkthrough and Details | Where Winds Meet

Cries can be heard from Yang Xing's house at night.

[1] Visit Yang Xing's house at night.

[2] Go up the second floor and talk to Yang Xing.

[3] Find the missing key.

[4] Give the key to Yang Xing. Talk to him.

OR

[4] Go to Liu Feibao's house at night and give the key to Wu Meilian. Talk to Wu Meilian again.

・Echo Jade x 20
・Kaifeng Exploration x 10
・Coin x 1500
・Character EXP x 1500