This dream may symbolize your fear of losing control in your waking life. The living room, where you are babysitting your siblings, represents your sense of security and stability. The sudden arrival of your mom and aunt, who are panicking about a disease, may reflect your own anxieties and worries about a potential threat or danger in your life. The man who enters the house and turns out to have the disease could represent a person or situation that you feel is infecting your sense of control and causing chaos. The fact that you are the only one who doesn’t get infected may suggest your ability to stay calm and rational in the face of chaos. The zombies outside could symbolize your fear of losing yourself or your loved ones to this threat. Hiding under a sheet may represent your desire to escape or avoid the situation. Overall, this dream may be a reflection of your fears and anxieties about losing control and facing unexpected challenges in your life.