The main content of When the Phone Rings (2024) revolves around a gripping thriller that delves into the lives of three individuals whose fates become intertwined after receiving mysterious phone calls.
Yoo Yeon Seok plays a successful businessman who starts receiving strange, anonymous calls that begin to unravel his carefully curated life. Chae Soo Bin portrays a skilled but emotionally troubled detective investigating a series of similar cases, and Heo Nam Jun takes on the role of a tech expert whose cryptic knowledge could be the key to solving the mystery behind the calls.

As the plot progresses, the characters uncover dark secrets about the phone calls’ origins, with each call bringing them closer to a deadly truth. Themes of trust, betrayal, and the consequences of technology’s grip on our lives are explored as the trio faces unexpected dangers and confronts the terrifying question: who is on the other end of the line?
The film blends elements of suspense, psychological tension, and mystery, with sharp performances and intricate storytelling. The official trailer hints at a fast-paced narrative filled with shocking twists, keeping audiences on the edge of their seats.