A monk and former student of Teacher Park. Currently works as a fortune teller in Tabgol Park but returns to fight the village's evil alongside his former master.
Teacher Park trained Shim-in, establishing a master-student bond that later evolves into a collaborative partnership.
Former classmates reunite to combine spiritual and technical skills against the village evil.
They coordinate their ritual practices and investigative efforts during the crisis.
The monk provides spiritual guidance while Chan-young records their strategic planning.
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