Freeze Line is a single-player 2D action-puzzle game built around freezing time and aiming precise dashes through hazardous rooms. Players pause the action, drag to set a direction, and release to move past traps and enemies. The journey begins in a clock tower, where an amnesiac character receives a pocket watch and a task to collect scattered fragments of time. New abilities introduce echoes, defensive shadows, frozen hazards, and rifts as the player explores hand-placed rooms across rainforest, ice, and desert environments. Choices made during the journey affect how the story ends.