passing realities ( a Marceline romance fanfic )

in a alternate reality the main character is battling for ooo against the mighty foe the Lich King our hero and the forces of ooo marceline jake finn and many others are in trouble in danger as they start to lose the offensive and friends die loved ones parish when our main character is on the brink of death an unexpected turn happens he falls through realities ending up in a alternate reality of ooo where the war never happened and Litch King never existed dazed and confused our main character is in for a shock and adventure in this world