In the near future, humanity has discovered a way to communicate with the dead through a revolutionary technology called "Echo," which allows the living to connect with the consciousness of their deceased loved ones. However, this new reality raises ethical and emotional dilemmas. The story follows Clara, a young woman who, after losing her mother in a tragic accident, feels trapped in a sea of pain and regret. Embracing the Echo tool in an attempt to reconcile with her past, Clara embarks on an unexpected emotional journey.