After declaring the death was not a murder, a medical examiner faces fierce opposition from a grieving father convinced his daughter was killed by someone. The father demands an autopsy and urgently seeks consent from the family. Meanwhile, Vivian, a forensic expert, finishes her work late and is urged by a colleague to rest, but she insists she has something important to do after sunrise. Before leaving, Vivian receives a call inviting her to a meeting with a family, hinting at a new development that could challenge the initial conclusions.