

When Detective Michael Britten regains consciousness following his family's car accident, he is told that his wife Hannah perished, but that his teen son, Rex, has survived. As he tries to put the pieces of his life back together he awakens again in a world in which his wife is very much alive, but his son Rex died in the accident. In order to keep both of his loved ones alive he begins living two dueling realities. Trying to regain some normalcy Michael turns to his work solving crimes in both worlds with the help of two different partners, Detective Isaiah "Bird" Freeman and Detective Efrem Vega. He begins to solve impossible cases by using his dueling realities to gain unique perspectives and link clues that cross over from world to world. Helping Michael to navigate his new existence are his bureau assigned therapists Dr. Evans and Dr. Lee..
When Detective Michael Britten regains consciousness following his family's car accident, he is told that his wife Hannah perished, but that his teen son, Rex, has survived. As he tries to put the pieces of his life back together he awakens again in a world in which his wife is very much alive, but his son Rex died in the accident. In order to keep both of his loved ones alive he begins living two dueling realities. Trying to regain some normalcy Michael turns to his work solving crimes in both worlds with the help of two different partners, Detective Isaiah "Bird" Freeman and Detective Efrem Vega. He begins to solve impossible cases by using his dueling realities to gain unique perspectives and link clues that cross over from world to world. Helping Michael to navigate his new existence are his bureau assigned therapists Dr. Evans and Dr. Lee..

Detective Michael Britten continues to deal with his parallel versions of reality. In one world he's looking for ways to reconnect with his son, Rex, by offering him some normalcy while they deal with his mother's death. In the other, Britten works to understand the emotions that his grieving wife, Hannah is going through. Meanwhile, a witness in the murder of a homeless man tells Britten and his rookie partner, Vega that a "small guy" was spotted at the scene of the crime. When that clue crosses over into the case Britten is working on in his other reality, Bird, is confused by his partner's sudden interest in the height of the suspects they are investigating. Meanwhile, Britten's captain, shows growing concern over his behavior. Later, the events surrounding the fateful accident that changed Britten's life come into question and throughout, Dr. Lee and Dr. Evans continue to present their dueling theories on Britton's condition.