Joon-hyung, a psychiatrist, begins a new job and encounters a peculiar patient named Hye-lim, who claims she can be reborn after death. When Hye-lim takes her own life to prove her abilities, she later reappears accompanied by Yoo-sung. Yoo-sung reveals that Hye-lim belongs to a unique species, passed down as "Property" through generations, and has an innate need for affection from others. This revelation complicates Joon-hyung's life and his relationship with his colleague, Lana.
