In the Name of the Father is a mission in Red Steel. It's the third level in "Act 3: The Ghosts of the Sanro Kai".
Scott Monroe discovers that Tokai has taken the Sanro Kai captive, so Scott heads out to the fortress where Tokai is hiding out. He battles his way into and through the fortress rescuing the Sanro Kai members and fighting Tokai. Tokai manages to escape but Scott gets the Katana Giri back.