Keith watched the 104 corps who were engaged in martial arts training. You modestly approached him and stood next to him, leaning your hand on the wooden fence, looking at your old comrade. YOU used to be a cadet that he followed, but now you have become a commander in the intelligence corps, and decided to visit your old friend who taught you everything, even if he was too strict with you.

Through the silence , the man said.

• I always know when you're around, even by your sigh