Circle Line (2023)

Plot

A single mother finds her determination pushed to the limit when she and her son become trapped in a dark train tunnel following a monstrous attack. As they navigate the perilous underground, their survival instincts kick in, leading them to confront unimaginable horrors. Above ground, engineers in the control room scramble against time, racing to execute a rescue mission for the few remaining survivors. Tension mounts as both the trapped and their would-be rescuers face a race against fate, revealing the depths of human courage and the bond between mother and child.