Told in tight, paired lines, the poem plays with the numbers one and two until they begin to feel like a countdown to loss. It starts with abstract ideas, one moment with two meanings, one incident with two feelings, then slowly narrows toward something much darker. By the middle, we have two bodies sharing one heart, and two smiles swallowed by a single dark. The word "massacre" arrives suddenly and makes the earlier pairs feel heavier in hindsight.
The speaker never says "I", and the tone stays flat and restrained, as if grief has left too little room for explanation. That quiet is what makes it hit. The poem seems to be about two people, perhaps close to each other, who are caught in one act of violence and end up together in death. The final images, two coffins and one grave, bring the pattern to a stop. The mood is bleak, hushed and mournful, and the title's casual goodbye adds an uneasy, almost bitter edge.