"Oh, Yea..well..When the light of the blood moon and selects 2 awfully lucky souls, binding them together for eternity. The ruby is at random and makes no connection what so ever..but when your dancing with someone..and you get chosen..you feel..loved.."
Kimono and Reille were not at the ball yet, only because they are supposed to be more important or whatever and there are kids there from mortal land and underworld and he is walk in down the hall with Reille (She doesnt have to see them before they go in you can just sat they were waiting for them to come out.)