Four months after Sadie’s mysterious death, her high‑school classmates find her phone and go live. Hidden footage exposes the shocking truth: her adopted sister Brielle schemed to steal her family, fiancé and inheritance. Framed and betrayed by her own kin, Sadie suffered cancer and cruelty. As unedited murder footage streams online, the whole family faces devastating reckoning for choosing a liar over their real daughter.