This dream may reflect unresolved feelings and conflicts surrounding your past relationship with your ex. The messiness of the dream could symbolize the confusion and chaos that often accompanies the end of a relationship. Your ex appearing and trying to get back with you may represent your desire for closure or a second chance with them. However, the fact that they are married in the dream could suggest feelings of guilt or hesitation about pursuing them again. The snake under the blanket could symbolize hidden fears or secrets that are causing you discomfort and preventing you from fully moving on from your past relationship. It could also represent temptation or danger in pursuing a relationship with your ex. Overall, this dream may be urging you to confront and address any unresolved emotions or issues related to your past relationship in order to move forward and find peace.