Many people don't know how to get into the Hidden Secrets of the Grottoes in Nishuihan mobile game. If you need it, you can take a look at the Hidden Secrets of the Grottoes in Nishuihan mobile game guide!
List of secret missions in the mobile game Nishuihan:
1. First, we need to go to Cangzhou [916,1055] location where we can find the Frost Original East mark.
2. Then go to Cangzhou [916,1204], the location shown below, and enter the two-story Broken Snow Cave.
3. The password for the upper level is [392]. After unlocking it, you can get the prop [Underground Cold Spring] inside.
4. Then enter the lower floor. The password is [302]. After unlocking, you can enter the BOSS room.
5. You need to complete the challenge. Defeat the BOSS [Snow Feather Bear Eagle] to complete the challenge.
6. Finally complete the plot dialogue and open the treasure box to complete the secret mission in the grotto and obtain the reward of [Qingluan Yuyi].
The above is all about the secret mission guide of Nishuihan mobile game in the Grottoes. I hope it will be helpful to everyone!