What is Grimoire no Keiyakusha about?

Grimoire no Keiyakusha is a novel.

Is Grimoire no Keiyakusha still ongoing?

Grimoire no Keiyakusha is currently finished.

FINISHEDNOVEL

グリモワールの契約者

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What is Grimoire no Keiyakusha about?: Grimoire no Keiyakusha is a novel.
Is Grimoire no Keiyakusha still ongoing?: Grimoire no Keiyakusha is currently finished.