Jin Yiwei Is on Duty, I Have a Great Skill for Entry

Xu Tian traveled to a world of martial arts and became a low-level captain of the Jinyi Guard. His martial arts skills were mediocre and there was no hope of promotion. Fortunately, he activated the system [to gain martial arts entries by solving crimes]! Investigate the Persian secret house and obtain the entry [Forty Meter Sword]! Kill the traitorous general and obtain the entry [Invincible Golden Body]! Solve the case of the real and fake emperor and obtain the entry [True Martial Emperor]! Many years later, relying on his unique skills, he became so powerful that the empress got married...