Complex sentence: Just before the surgery, Dr. Nick, unaware of the basic procedures of the surgery, rents an instructional video, but the important aspects of the surgery are taped over with "People Who Look Like Things".
Split into simpler sentences: Just before the surgery, Dr. Nick, unaware of the basic procedures of the surgery, rents an instructional video. The important aspects of the surgery are taped over with "People Who Look Like Things".