Dead or Alive 4

Dead or Alive 4 focuses on the story of Helena Douglas taking over the mantle of Dead or Alive Tournament Executive Committee as its second chairman, determined to fight against the corruption in the organization. The main storyline continues with the war between the DOATEC and the Mugen Tenshin Ninja Clan. After Ayane successfully defeats DOATEC's last creation, Omega, Hayate returned to the Mugen Tenshin clan, taking over the leadership. Now leader, he goes on a quest to put an end to DOATEC.