The speaker has a private ritual: when the moon is full, they scoop blue water from the lake and keep it in jars like something precious, its magic held close. On certain nights they pour some into the other person’s whiskey, watch that person’s eyes and lips, and think this might be the moment something finally happens. The poem never says exactly what is being hoped for—perhaps a confession, a deepening of intimacy, a shift—but the repeated line “This could be the night” makes it feel like a long, patient waiting.
By dawn the moon has curled away and the lake pulls back from the shore, so the mood stays suspended between hope and resignation. The language is hushed and enchanted, intimate but also a little lonely, as if the speaker keeps trying to hold onto a moment that keeps receding.