The story is about the characters being in Comatose state after knowing the DNA secrets. They will be in the Comatose state for a month so the show will have enough episodes to extend its time. Then once the character whose in coma wakes up he/she get amnesia where he/she can't remember. Then the writer or director moves to the next character who will discovers the DNA secret again then they will be in comatose state again. The story revolves in comatose syndrome that's why it is called a medical drama. You will know how comatose works and how to get it. Just make sure to know what others secret and you will be in coma state.