As it turned out, in this world filled with strange entities, "Mental Treatment" was much more hardcore than Duncan could imagine—it was so hardcore that it surpassed the concept of a mere skill and headed straight toward the realm of an "art"...
Fortunately, the box of items Heidi brought wasn't prepared for Nina. The psychiatrist saw the horrified expression on the faces of the uncle and niece and showed a smile that said, "I've seen this kind of reaction from the concerned parties countless times before." She then retrieved a printed form from the bottom of the box and handed it to Nina: "Fill this out roughly first."
Nina immediately breathed a sigh of relief, "I thought these… instruments were prepared for me."
"These are for my work—when I work for the authorities and the church," Heidi smiled, "I often have to deal with extremely paranoid and obstinate dangerous elements; common methods can't pry open their brains, which have been fortified by heretical thoughts."