Episode 1 | Chapter One: The Vanishing of Will Byers

American scientists, working without oversight in an obscure laboratory in a backwater town, have managed to bring about the total destruction of mankind.

Episode 2 | Chapter Two: The Weirdo on Maple Street

Mike hides the mysterious girl in his house. Joyce gets a strange phone call.

Episode 3 | Chapter Three: Holly, Jolly

An increasingly concerned Nancy looks for Barb and finds out what Jonathan's been up to. Joyce is convinced Will is trying to talk to her.

Episode 4 | Chapter Four: The Body

Refusing to believe Will is dead, Joyce tries to connect with her son. The boys give Eleven a makeover. Jonathan and Nancy form an unlikely alliance.

Episode 5 | Chapter Five: The Flea and the Acrobat

Hopper breaks into the lab to find the truth about Will's death. The boys try to locate the "gate" that will take them to Will.

Episode 6 | Chapter Six: The Monster

Hopper and Joyce find the truth about the lab's experiments. After their fight, the boys look for the missing Eleven.

Episode 7 | Chapter Seven: The Bathtub

The government comes searching for Eleven. Eleven looks for Will and Barb in the Upside Down.

Episode 8 | Chapter Eight: The Upside Down

Joyce and Hopper are taken in for questioning. Nancy and Jonathan prepare to fight the monster and save Will.