Fate Zero: Onegai! Special 6.68
Other Name: Fate/Zero: Onegai! Einzbern Soudanshitsu, Fate/Zero: Please! Einzbern Counseling Room, Fate/Zero Specials, Fate Zero: Onegai! Special, Please! Einzbern Consultation Room, お願い!アインツベルン相談室
Summary: It has been 10 years since the Fifth Holy Grail War, when Shiro and his friends were involved in a fierce battle. There was a battle that their adoptive fathers and fathers challenged. Fourth Holy Grail War. The end of that battle that will lead to 10 years from now.
