Sister Lumina and the Hypnosis Cult

When Lumina is forced to open a forbidden book passed down by her grandmother in order to rescue her best friend, she will have to pay a hefty price to gain the power to free her and ensure her safety.

A Novitiate Sister, Lumina, spends her days in peace at the church of Saint Linnea's boarding house. However, one day, her best friend Rina is kidnapped by a mysterious organization. In order to save her, Lumina will have to use the skill book passed down from her grandmother, but the price will be most dire... Meanwhile, there are strange occurrences surrounding the popular yet suspicious new religion, Neo-Lidom, that may pose a threat to both the town and Lumina herself.