The beginning of the scene is very depressing moments that the large heroic black creature named Yamigedo and the black short-haired girl named Miku Himanari. Yamigedo holding a flower as she watches her best friend's sadness. Yamigedo narrates the story.
"1 year in the hour, I'm searching Miku's best friend all over the place... But, she was nowhere left to be found, but to presumed dead. We went to her friend's grave and I was saddened in mourn... Miku's tears drips into her friend's grave and grieve herself that she does not want to let her friend's death..."
"No... This can't... I'm don't want... *sob* I'm don't want to let you die like this!" Miku grieves.
The scene showns the picture of her best friend on the grave as Yamigedo mourns her friend's death, he begin to cry.
"Grrr... How could you die... for your own decision sacrifice... *sob* Arrrg..." Yamigedo said in sorrow.
Yamigedo face up to the sky as he sobbing.
"Darn it!" Yamigedo cries.
While the scene changes, Where humans and monsters joined together as the card appeared as Yamigedo narrates.
"This only four month prior her presumed death, humans and monsters are bonded to our worlds. Humans can call their best monsters that they were known as Buddy Monsters. They were fight against each others for a card fight called Buddyfight. This. Is. Our. Buddyfight."