相约一起漂泊和他相濡以沫
[xiāng yuē yī qĭ piāo bó hé tā xiāng rú yĭ mò]
Let's make plans to wander together, living in harmony. The idiom used refers specifically to two fish surviving despite low water by keeping each other moist ('sharing dampness'), representing intimate companionship amidst struggles during hardship and uncertainty in travel