Dreams are weird. Last night I had an eye surgery, but they did it from the inside, by removing the top half of my skull. Then they attached it with three wing

Dreams are weird. Last night I had an eye surgery, but they did it from the inside, by removing the top half of my skull. Then they attached it with three wing bolts. I was worried that it would fall off, because it was wobbly, and I tried to fasten the bolts but it didn't seem to work very well.