When a spirit medium is called to exorcise a demon from a possessed man, he is unknowingly captured in the act by two students looking to document the process. When the students accidentally release the devil fish demon into the world, it is up to them and the spirit medium to send it back to the hellish world from where it came.
The Tag-Along: The Devil Fish is a 2018 Taiwanese horror film directed by David Chuang. It is a prequel to The Tag-Along (2015) and The Tag-Along 2 (2017). The film stars Vivian Hsu, Cheng Jen-shuo. The film had its world premiere at the 55th Golden Horse Film Festival and Awards. It was released on 3 2November 2018.
