Nishimura Taichi and Azuma Rin were normal high school students before the light of a magic circle enveloped them after they dodged a speeding bicycle on the way to school. When the two next awake they find an unfamiliar land with forests and open fields of grass. While they're both confused by the sudden turn of events, things take another turn for the worse as a huge horse with a sharp horn on its head attacks them...
Also, I don't know what
 twist of fate led to it,
،أيضًا، لا أعرف كيف قاد تقلّب القدر إلى ذلك
Ich wusste nicht,
welcher Wink des Schicksals das war,
Y no sé por qué,
Y no sé por qué,
Inoltre, non so per quale
scherzo del destino siamo finiti qui,
Além disso, eu não sei porquê,
Ещё я понял,
хоть и не разобрался в причинах,