The Weak Mecha Master Who Lost His Horse Turned Out to Be the Tyrant of the Empire

Ten years after the Empire merged into the Federation, everything was developing in a good direction. His Highness Sherlock Xile could have lived like a normal person. But there were always unscrupulous people looking for trouble, and he was so annoyed that he finally listened to the doctor's advice and left this nasty planet. Become a new student, join the military academy to participate in competitions, and explore the interstellar world with like-minded friends. Untie your knots and embrace yourself...