月光的河变成要命的沙漠
[yuè guāng de hé biàn chéng yào mìng de shā mò]
This name describes an environment or feeling where the tranquil beauty has transformed into something treacherous. The river under moonlight, which was once enchanting and peaceful, has now turned into a desert, suggesting a drastic change in life circumstances from comfort and tranquility to hardship and danger.