The steps to complete the mission to reach the sky in one step in "Nishuihan Mobile Game" are as follows:
Answer: After accepting the mission at locations 427 and 1604, just find Wu Shi and talk to him in Wanliu Academy.
1. First, players need to go to coordinates [427, 1604] to have a conversation to start the mission.
2. Then move to [1358,833] Wanliu Academy and have two conversations.
3. Then communicate with NPC Wu Shi and give feedback on the findings of the investigation.
4. Complete the final dialogue, declare the task completed and receive the reward.
The above is all about how to complete the mission of reaching the sky in one step in "Nishuihan Mobile Game". For more game strategies, please click on the source code website.