Unwelcomed Guest

I was doing something that I can't remember what it was. I may have been getting food? Or maybe I was lost in thought. In any case Osiris meowed and Madison asked me, "Will you let the cat out?". As I walked towards the door, I think I heard footsteps approaching from outside (Or it may have been my heartbeat) and then it suddenly opened. I instantly felt the fear and woke up. My heart was pounding in my chest and it took a full minute for it to stop...