After I raised my wife's bastard

For twenty years Ethan Wayne believed he was raising his own child, until he learned his wife had been unfaithful with his most trusted protégé and had quietly passed off that man's son as his heir. The betrayal also cost him the future he had built for himself. Unknown to the couple, Ethan was secretly the legendary King of Wall Street all along. After two decades of silence, he is finally ready to take back what was stolen and make every person who deceived him answer for it.