Hong spent ten years in prison for killing her husband. Thanks to her contribution to the prison art workshop, she receives an unexpected opportunity to reduce her sentence. Her son, Lele, was raised by his grandmother and was never prepared to live with his mother. After their reunion, Lele always treats her coldly. Faced with a lonely grandmother who longs for Lele to return to her and a society that treats ex-convicts poorly, can Hong escape her invisible prison and regain happiness?

一次空难事故后，生活在中国的巴基斯坦人阿伊安诈称自己死亡，以期从保险公司骗取险金，却因此锒铛入狱。 东北某监狱的外籍监区显得很神秘，这里关押着来自不同国家的罪犯，在狱中，阿伊安总是心事重重，对他而言，监狱生活更像是一种自我惩罚的苦修。不过他在狱中也收获了真挚的友情。 出狱后，自由世界的阳光并没有将阿伊安的愁容驱散。原来那场发生在他家乡拉合尔的空难带给他的不仅仅是牢狱之灾，还有更沉重的心灵桎梏。 回到家乡后，家庭的变故将悲伤推到顶点。随着时间推移，他逐渐重拾家庭生活的喜乐，也开始了新的恋情。然而监狱生涯像一道挥之不去的阴影，甚至影响到手足之情。 本片拍摄于真实监狱中，由真实囚犯出演。