 A memorial service is held on Earth for the fallen heroes of the Human @-@ Covenant war , during which the Arbiter and Lord Hood briefly exchange words regarding the fallen Master Chief . After the memorial service , the Arbiter and his Elite brethren depart for their home planet , Sanghelios . Meanwhile , the rear half of the Forward Unto Dawn drifts in unknown space . Cortana drops a distress beacon , but acknowledges it may be many years before they are rescued . The Chief enters cryonic sleep , telling Cortana to " wake me , when you need me . " If the game is completed at the Legendary difficulty level , the scene continues to show the piece of Forward Unto Dawn drifting towards an unknown planet , revealed in the sequel to be known as " Requiem " , the primary setting of the campaign of Halo 4 . 
