Dreams involving violence, imprisonment, and feelings of isolation can be quite intense and often reflect deep-seated emotions or fears. Here are some interpretations of the key elements in your dream:

1. Father's Murder: This could symbolize a fear of losing a parental figure or feeling unsupported by them. It might also represent feelings of guilt or anxiety about not living up to expectations.
2. Being Accused and Imprisoned: This aspect may reflect feelings of being misunderstood or judged by others. You might be experiencing a situation in your waking life where you feel unjustly blamed or criticized.
3. Violence and Vulnerability: The beatings you endured in prison could symbolize feelings of powerlessness or being victimized in your life. It might suggest that you are facing challenges that make you feel weak or overwhelmed.
4. Wheelchair Symbolism: The wheelchair represents a sense of helplessness or dependency. It could indicate that you feel restricted or unable to move forward in some aspect of your life.
5. Isolation and Despair: The spotlight on you while you cry in a dark room suggests feelings of being exposed or scrutinized, while also reflecting a deep sense of loneliness and sadness.

Overall, this dream may be urging you to confront feelings of guilt, isolation, or fear of judgment. It could be beneficial to explore these emotions in your waking life, perhaps considering whether there are situations or relationships that make you feel trapped or misunderstood. Seeking support from friends, family, or a professional may also help you navigate these feelings and find a path toward healing.