Untouchable (2017)

both of the drama have common storyline one of the character hide their true identity and another character find out

both of the drama have common storyline one of the character hide their true idemtity and another character find out

In both dramas the male lead is devastated about the loss /leaving of his significant other. After lot of searching they find out that the lady had told lies about everything including name and was impersonating another person. While 'You are closer than I think' is focused on romance, Untouchable is more into mystery.