Lide works as a security guard at a railway construction site, a project that has unleashed a wave of protests. As she returns home after a long night shift, she discovers that her teenage daughter, Ane, is not there. Her worry pushes her to inspect Ane’s belongings. Very quickly she will realize that her daughter is an activist of a radical political movement who is involved in the organization of terrorist attacks. She has no time to lose before finding Ane.