Emily tells Thomas everything he's doing wrong, which irritates him to the point where he decides to ignore her completely. It is said that heavy snow is coming and everyone must wear their snowploughs. Emily heads to find Thomas, but he refuses to listen. He soon wishes he had.

Emily is given the flour route for the summer, and James warns her of a monster in Black Loch. Emily's trucks cause her to crash and be late, so the Fat Controller transfers her to the Black Loch route. Emily is scared, but perseveres and discovers what the "monster" really is.