This dream may symbolize a journey through life, with the train representing the path we are on. The valleys could represent the ups and downs we encounter along the way. The train uncoupling and ending up on a road could suggest a detour or unexpected change in direction. The fact that the dreamer’s section ends up on a road could symbolize a feeling of being lost or off track. The dreamer’s ex-girlfriend taking one of the backpackers under her wing could represent the dreamer’s desire for guidance or support in their own journey. The makeshift bed and being used as a pillow could symbolize feeling uncomfortable or taken advantage of in a situation. The ex-girlfriend cuddling with the backpacker could represent the dreamer’s feelings of jealousy or longing for the past. Overall, this dream may suggest a need for reassessment and reflection on the current path and relationships in the dreamer’s life.