How did the fantasy legend X get the secret meaning?

When you practice a profession, such as swordsman, there are three professions. After all three sets of clothes are collected, you can use the secret meaning. After learning, it will appear in the stunt table. The method of use is to press the key of explosion first, that is, the R key. There are also some occupations that have no hidden meaning. Press the box key on the dressing page to see the skills to be learned.