In the highly mechanized future, Myers, a senior technician of the Pioneer Group, discovered that the SAR military combat robot he developed had many self-programming phenomena. At the same time, an elite marine squad was assigned to the Pioneer Group's robot training base for live-fire drills. Myers followed the squad to this isolated island and found that the communication was blocked. After the squad led by Pukos fought with the wavelet robot, a sentry was killed by the robot at night, and a simple training turned into a deadly battle. This island is the training ground for SAR robots, and Myers also discovered that it was a robot on the island that issued the live-fire drill order...