The day the color vanished

You see black and white before you meet your soulmate, and your world bursts into color once you lock eyes with them the first time.
Eric Cartman goes into kindergarten, making eye contact with Kenny McCormick.
His entire world shatters as everything bursts to life. he becomes used to his world fading from color to black as Kenny endures death over and over again, but one fine day Kenny's world fades into a dreary dark...