This is a story about a modern sailor who was accidentally reincarnated as a soldier of the Brazilian Expeditionary Force, and who, with his foresight, eventually became the head of the largest chaebol family in Brazil.

I came, I saw, I conquered. Tang Ning traveled back a hundred years ago and became an exiled prince of Portugal, starting his life of fighting to restore the glory of the Portuguese Empire. The full name of this book is "My United Kingdom of Portugal, Brazil and Algarve"