The teachers of the Temporary Supervision Committee used the telescope to observe the sky above the Crescent Prairie in turns from the watch tower. After seeing the sights, their faces all turned pale. Being different from students, most of the teachers could surmise how many soldiers were in the Iron-Horn Army of the Norman Empire's airships by merely identifying the number and level of the airships in the air via the telescope.
"How long will it take for us to start the main boiler of the Wild Wolf Castle? Do we have enough time?" some teachers asked helplessly.
