I was sleeping in my bed and it was winter .I had spread a blanket to get rid of this cold .There was a window near to my bed.I used look out everyday and close the window ,before I go to bed. But that I felt something fishy .I didn't know what actually was .As I laid down I fell asleep very soon. After a while I heard a noise and I woke up . Something was there on a window glass .I opened the window and What I saw was a cloud that was beating my window glass .I was surprised for a while...