Castle Fantasia ~Erencia Senki~

The year 1247 of the Holy Calendar, the Erencia Kingdom was invaded and occupied by Illumina Kingdom.

Eight years later, Faizeru, son of the Erencia Kingdom consul, returned as the leader of Fenrir, the best mercenary group in the continent. As he landed at the harbour of the occupied hometown and is asked to join the rebel group Erencia Liberation Army, the second Erencia War commences.