Gunasekaran, a common man from Coimbatore ends up in London’s Wandsworth jail as a prisoner while he goes for his daughter’s life saving treatment. His path crosses once again with Omar, the terrorist who is determined to hack the jail and bring out three terrorist prisoners out of there while creating a chaos. Guna keeps the jail under control, making Omar’s mission fail and at the same time taking his revenge on Omar for their past encounter with each other.