Aichi Sendou is a timid third-year middle school student who has always lived his life looking backwards rather than forward. However, he has a card called "Blaster Blade" that was given to him when he was little, which is the sole thing that sustains him. Then Toshiki Kai, a cool-hearted high schooler, introduces Aichi to a card game called "Vanguard". When participants battle they picture they a...

After the events of Link Joker-hen, Takuto Tatsunagi announced an invite-only tournament in a dream, and invited both Aichi and Kai to take part in "Messiah Scramble". The prize being the card named "Messiah", the name of a saviour that was heard in a dream. At the same time, there were many incidents of units disappearing from Vanguard cards throughout the world. Aichi and Kai team up to a confro...

A blackmail sent to the police containing a video showing the letters "VF" in flame. "VF" means to battle with the card game "Vanguard", in other words, to "fight". The criminal's demand is to call the strongest adult vanguard fighter, and to fight him against three games.

Aichi Sendou is a timid third-year middle school student who has always lived his life looking backwards rather than forward. However, he has a card called "Blaster Blade" that was given to him when he was little, which is the sole thing that sustains him. Then Toshiki Kai, a cool-hearted high schooler, introduces Aichi to a card game called "Vanguard". When participants battle they picture they a...