This dream is rich in symbolism and reflects deep emotional and psychological themes. Here are some insights into its possible meanings:

1. The Demon: The presence of a demon often symbolizes inner fears, anxieties, or guilt. It may represent a part of yourself that feels threatening or harmful, possibly linked to feelings of punishment or judgment. The demon's mention of eating human flesh could signify a fear of being consumed by your own negative emotions or circumstances.
2. Abandoned House: This could represent your mind or a part of yourself that feels neglected or forgotten. It may also symbolize past experiences or traumas that you haven't fully addressed.
3. The Dead Body and Crying Person: This imagery can point to feelings of helplessness or witnessing suffering. The person unable to eat the flesh while in a submissive position suggests a struggle with accepting harsh realities or feeling trapped in a situation that feels morally or ethically wrong.
4. The Railroad/Coaster: This part of the dream suggests a journey or path in life, but the sudden stop may indicate obstacles or a feeling of being stuck. The blame placed on you by the others indicates feelings of responsibility or guilt for situations that are beyond your control.
5. Jumping into Water: Water often symbolizes emotions and the subconscious. Jumping off the cliff shows a desire to escape from a dire situation or to confront your fears. The circular section of the river may represent a place of safety or reflection.
6. The Ropes and Rock Ledge: The ropes in the water symbolize potential dangers or difficulties in your path, while the ledge represents an opportunity for escape or finding stability. The act of using the rope indicates resourcefulness and determination to overcome obstacles.
7. Suicide of the Two People: Their actions may reflect the consequences of fear and the pressures of the demon's punishment. This could symbolize a concern about how fear can lead to self-destructive behaviors or the overwhelming nature of external pressures.

Overall, this dream may suggest that you are grappling with intense emotions, fears, or situations that feel punishing or overwhelming. It could be a call to confront these feelings, seek support, or find healthier coping mechanisms. Reflect on any current life stresses that may resonate with these themes and consider talking to someone you trust about your feelings.