My Understanding Is Incredible and I Can Defeat the Roger Pirates with One Hand.

Travel through the world of pirates for twenty years. Fei Ying has been living a peaceful and peaceful life. Until one day pirates visited their home and brought massacre to them. Only Feiying escaped and went to seek help from the navy, but was stabbed in the back by the navy and handed him over to the pirates. The tortured Feiying finally managed to escape and obtained the heaven-defying fruit of understanding. After two years of training, unlocking the three-color domineering force and mastering the supreme sword technique, Fei Ying already has the power to control this maritime world. He took revenge without hesitation and wiped out all the pirates who had destroyed his home. However, this move caused him a lot of trouble. Because the pirates he destroyed were the men of Rocks, the overlord of the sea at that time. Rocks' revenge soon came. However, the strange thing is that no matter how many of his right-hand men Rocks sends out, they can't shake Fei Ying at all. ... Roger: Hello! What's your name? Do you want to follow me to overturn the world? Whitebeard: Scarlet Shadow is a respectable opponent, I would like to call him the strongest! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.