In a distant past, the infamous magician Calla wreaked havoc until a saint intervened, establishing the Lampas Kingdom to prepare for her potential return. Lapis, aspiring to be a holy knight, faces repeated failure in the exams due to her hidden magical heritage from Calla. Desperate to defy her dark destiny, Lapis accidentally revives the Dark Lord, discovering a new twist in the ancient curse. Calla offers Lapis a chance to break the magician curse by gathering her shattered heart fragments.