A band’s vocalist, Sitha, mysteriously disappears before their concert in Kotabaru, South Kalimantan. The band learns she's in Saranjana, a supernatural city believed to be advanced and hidden. To bring her back, they must journey through horror and mystical events to find the portal to Saranjana.

In 1920s Dutch East Indies, Giandra, a young doctor from STOVIA, reads about Layla—a girl shackled in a remote village as a "cure" for mental illness. Disturbed, he travels to Karuhun, where tradition and mysticism prevail over science. Guided by journalist Rikke, who warns him with three words—Culture. Mysticism. Superstition.—Giandra must confront a clash between modern medicine and ancestral belief.

Hendri and Nurul are siblings who reluctantly return to their hometown after years of avoiding it due to painful childhood memories. Their father, Mardi, is in critical condition and soon passes away. Struggling with financial difficulties, they work hard to revive their late father's legendary restaurant business, despite opposition from their extended family. However, as they push forward, a series of terrifying pocong hauntings threaten their lives, leading them to uncover dark secrets about their family's past.