C46 Underground River of the Automatic Checkpoint.

Xue Chen sprang into action, stepping across five green bricks to traverse this stretch of the path.

He encountered another door, this one devoid of any traps, and opened it with ease.

Yet, beyond the door lay a river, a sight that caught him off guard.

Fortunate for Xue Chen, he hadn't rushed; a hasty step could have sent him tumbling into the waters below.

Surveying the scene