千年以上続く魔物の侵攻から人間界を守ってきたのは、人類最強の大魔導師イシュタルとその優秀な直弟子達。 だが、弟子の中で唯一、ジルベルトだけは自堕落な生活を送っていた。 突如告げられた大魔導師の引退、そして弟子を志願する少女ラピスの登場。 次々と舞い込む問題に、ジルベルトの平穏な日々は一変しーー！？ For over a thousand years, humanity has been protected from the relentless invasions of monsters by the strongest grand mage, Ishtar, and her exceptional direct disciples. However, among these disciples, only Gilberto led a self-indulgent, lazy lifestyle. One day, Ishtar suddenly announces her retirement, and a young girl named Lapis appears, […]

千年以上続く魔物の侵攻から人間界を守ってきたのは、人類最強の大魔導師イシュタルとその優秀な直弟子達。 だが、弟子の中で唯一、ジルベルトだけは自堕落な生活を送っていた。 突如告げられた大魔導師の引退、そして弟子を志願する少女ラピスの登場。 次々と舞い込む問題に、ジルベルトの平穏な日々は一変しーー！？

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For over a thousand years, humanity has been protected from the relentless invasions of monsters by the strongest grand mage, Ishtar, and her exceptional direct disciples. However, among these disciples, only Gilberto led a self-indulgent, lazy lifestyle. One day, Ishtar suddenly announces her retirement, and a young girl named Lapis appears, aspiring to become a disciple. As one problem after another arises, Gilberto's peaceful days are turned upside down—! A heartwarming fantasy of mentorship and growth, filled with laughter and tears!