Vermeil in Gold

金装のヴェルメイユ~崖っぷち魔術師は最強の厄災と魔法世界を突き進む~

Rather than take a more sensible approach to salvaging his grades in time for graduation, Alto summons a bit of otherworldly help. Only after does he learn he’s bound the legendary she-devil Vermeil into service as his familiar!