Dave Bonta's three-line poem catches a small, cold moment. The speaker is inside a tent, and ice has formed there, not just outside. The title, "Filigree," names the delicate metalwork of fine twisted threads, and the poem borrows that idea: the ice looks like lace, a pattern of fine crystals spread across a surface. The final line puts the speaker's body into the picture, leaning against the bed, so the lace is something they notice up close, perhaps because they've touched it or pressed against it.
The feeling is a mix of discomfort and wonder. The cold is real, since ice inside a tent suggests a freezing night, yet the speaker doesn't complain. They look closely and find something beautiful. The mood is quiet, hushed and observant, the way a person is when it's very cold and everything is still. The poem seems to say that even in rough, uncomfortable conditions, there can be delicate beauty, if you're close enough to see it.