![Tinker Tailor Soldier Spy](https://image.tmdb.org/t/p/w185/hkzLFj4u6RLumrkkkWTUrFAupUN.jpg)
An ER doctor named Karen is attacked on her way home at night and is helped by a stranger named Daniel. He gets injured during the attack and Karen takes him home to help care for his injuries. As time passes, Karen realizes that Daniel isn’t a humble hero that saved her, but a man that isn’t stable. He also seems to have a “sinister connection” to her past.