The students are about to welcome their version of summer vacation! The Misfit Class is super excited but then, they're reminded that if they don't do well on the end of terminus exams, they'll have to stay for supplementary classes during their break. To avoid that from happening, they all want to avoid failing. But Iruma is a human and has very little knowledge concerning netherworld wisdom. To avoid failing, Iruma works with Asmodeus and Clara to study!
The rule stating that you cannot use 
verbal and mental spells at the same time
تنصّ القاعدة أنّك لا تستطيع استخدام 
التّعويذة الفعليّة والعقليّة في نفس الوقت
Zauberspruch
Si se usa un encantamiento verbal
y uno no verbal a la vez,
Si se usa un encantamiento verbal
y uno no verbal a la vez,
La loi selon laquelle il est impossible
de lancer un sort oral et silencieux
La regola che dice che non si possono lanciare 
contemporaneamente incantesimi verbali e mentali
Feitiço oral
Закон Уробороса запрещает одновременно
колдовать вербальную и невербальную магию!