Regret is always at the end...

Marceline remembers their past, she wants so badly to continue what was started but will PB ever be able to forgive Marceline for leaving? It's more than just stupid fighting.

"Because," I could feel her breath on my neck, "I love you." (thank you for 30k+ (　＾∇＾) and #6 on the bubbline tag)