Dr. Brain

After 250 years on ice, a prisoner returns to life in a new body with one chance to win his freedom: by solving a mind-bending murder.

Dongsoo leads a solitary life, spending his time uploading music to the internet. His ordinary life is upended when he is kidnapped by an organ hunter, who takes out one of his eyes. Soon, Dongsoo is sharing the vision of someone who got his eye. Through the connected vision, he learns that the taker is a notorious serial killer, and pursues the murderer to get his eye back.

Hundreds of years from now, the last surviving humans discover the means of sending consciousness back through time, directly into people in the 21st century. These "travelers" assume the lives of seemingly random people, while secretly working as teams to perform missions in order to save humanity from a terrible future.

An intuitive young neurosurgeon discovers that she is the unlikely heir to a family of witches. As she grapples with her newfound powers, she must contend with a sinister presence that has haunted her family for generations.