Jueun and Taehoon, who lost their 6-year-old daughter Heesoo in a car accident, I live day by day without being able to escape the sense of loss. Taehoon, who couldn't see Jooeun getting ruined, At the recommendation of my friend, Junbeom, who is a program developer, I restored my daughter Heesoo to VR. The family that seemed to be looking for happiness again. Due to Jueun's strong obsession with AI Heesoo, It's getting worse.