In a prestigious Seoul high school, academic achievement and social standing are paramount. When two esteemed teachers, Mr. Kim and Ms. Choi, assemble the top students for a Saturday study session to impress visiting English pupils, a sinister turn of events unfolds. As students vanish one by one, their gruesome deaths are broadcast via CCTV, and a mysterious voice on the P.A. system threatens to kill anyone who attempts to escape. With the voice posing riddles, Mr. Kim guides the students in solving them, hoping to save a life. But as the ordeal reaches its climax, the students must unravel the pattern behind the murders to determine whether the cause is rational or supernatural.
Death Bell
In a ruthless academic showdown, a group of highly accomplished students engage in a brutal competition that challenges their very limits and forces them to confront their darkest selves.
