The legendary and fearless Prince Leonard of the Ruen Kingdom, who had retired for 18 years, disguised himself as a dump truck driver and only wanted to live a peaceful life with his daughter Jiadeliya. His daughter was violently injured by the aristocratic son Ron and others at school, and the school deliberately covered up and coerced the victims to reconcile in order to protect the powerful. When Len learned that his daughter was seriously injured and on the verge of critical illness, his dusty armor and firearms were revealed, and he gathered the old troops of the former army to go to the academy to seek justice. Baron Ryder's family used their power to suppress and assassinate, and even colluded with the eighth prince of the royal family, Roland, to support them. Admiral Wilson, Army General Hugh, Duke Hall, and other top dignitaries all stood on Leonard's side, uncovering the black secrets of the aristocratic collusion and wrongdoing, and settling all accounts of the Ry After the storm subsided, the father and daughter went to the family cemetery to mourn their deceased loved ones. In the end, they chose to let go of their authority and return to their ordinary daily lives.
