A Perfect Guide to Clearing the Level That Only I Can See

Traveling to a dungeon world where only fighting can survive, Su Yang found that his teammates seemed to be a group of veterans: There are old squad leaders who came from the cooking class, scouts who have been retired for many years and are now working hard to become big bosses, and even staff officers who have been engaged in theory and have been working in local areas for many years... Su Yang unexpectedly gained the ability to be resurrected infinitely, and his goal now became to bring all the veterans home. While others were trying their best to make mistakes, he calmly spoke through the communicator: "Group A, move three meters to the left to avoid the artillery fire in five seconds." "Group C, a sniper will appear on the cliff on the right in seven seconds, prepare to cover with fire!" No one knows how many times this silent second lieutenant has been reincarnated...