Journal Horror Series is a mockumentary horror series by Green Project Production. Presented in found-footage style, each of the 10 episodes tells a standalone supernatural tale, all connected through mysterious journals and eerie events. Filmed with a minimalist setup but powerful storytelling, the series blends atmospheric horror, grounded characters, and a uniquely Indonesian twist on the genre.

Liriell, a mysterious girl who lives in the human world as a flower arranger at the Flower Gallery store, holds a profound secret about her origins. Beneath her warm and cheerful demeanor, she is actually a white elf banished from her people and has lived for hundreds of years. Her serenity begins to crumble when Velmor, a cunning, half-mad dark elf who has long haunted her, reappears in search of the Black Diary—an ancient magical artifact that holds the link between Liriell's soul and her people's past. A misunderstanding manipulated by Velmor leads the wizard Isran to hunt Liriell, leading David, Mr. Magic, and Fernando to become embroiled in a magical conflict that slowly escalates into a battle between light and darkness.

A mysterious inherited golden book drags Leira, an outcast teenage witch, into a battle against the evil wizard who killed her family. To protect the world and discover her destiny, she must become The Last Lightheir.

The song "Dalam Jiwa" (In the Soul) explores the theme of internal conflict, a silent yet thrilling battle between a self that's about to give up and a side that continues to persevere. In the video, Zen is shown confronting an evil version of himself, symbolizing the mental and emotional struggle often experienced in silence.

A group of documentary filmmakers in Banten who are criticizing the government, unwittingly become entangled in a connection with a demonic figure, forcing them to face terrible tragedies that threaten their lives one by one.

Nara, a mute and paralyzed teenager who lost her father after a tragic accident 2 years ago, lives in silence and isolation. Amidst family tensions, she finds a puppet inherited from her ancestors and begins to hear a mysterious voice called Arsaka. Through the guidance of the shadow, Nara learns that the voice of the heart and cultural heritage can be a bridge to reunite a family that is almost torn apart. A simple puppet show becomes a new language that reconnects love and understanding between them.