 One day, a youth named Akina Myodo from Kanazawa of Kaga obtains a mysterious card after experiencing a vision of planet Cray. That card is proof that he has been chosen as the Fated One of Miracles, and an invitation to the "Fated Clash", where the last one standing can have their wish granted. 
But I only know a tiny bit about Vanguard.
لكن لا أعرف سوى القليل عن فانغارد
Aber ich weiß nur
ein bisschen über Vanguard.
Pero casi no sé nada del Vanguard.
Pero no sé casi nada sobre el juego.
grâce à mon invocation.
Ma conosco Vanguard solo superficialmente.
Mas entendo pouco de Vanguard.
Но об игре я почти ничего не знаю.