The Twelve Phase System of the Retired Soldier King!

I've seen Hei Xia, Hei Xia is very handsome! Black hat, black mask, black robe... By the way, what is mental illness? In fact, it is very likely that it is a "system" that has not yet awakened! As the protagonist, Blue Deer, this happened to him. Once, as a special forces soldier, he retired due to auditory hallucinations and mental illness... As a result, when he faced his mental illness and was framed by his boss, his system awakened... Finally, he wore a black hat, a black mask, and a black robe, just like the Black Man! He punishes evil and eradicates evil, and beheads the evil ones when they happen! In the vast city, he will usher in... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.