The hostages support each other as tensions rise in the upstairs hallway. Later, the city comes together to face the aftermath of the attacks.
Inside the packed Bataclan theater, concertgoers suddenly find themselves caught in a harrowing scene and seek refuge wherever they can.
As Parisians enjoy a festive Friday night out on the town, alarming calls begin to pour in from the Stade de France and neighborhood cafés.
Survivors and first responders share personal stories of anguish, kindness and bravery that unfolded amid the Paris terror attacks of Nov. 13, 2015.