あらすじ
While Rudeus reunites with his father in Millishion, Eris sets out to fulfill her dream of slaying goblins. While at the Adventures' Guild, however, she encounters Cliff, a conceited young mage who threatens to spoil her adventure. (Source: Funimation) Note: An unaired special episode included in the 4th Blu-ray volume.
あらすじはAniListより（英語）。