Kids on bikes fighting interdimensional monsters, which is basically what every eighties kid pretended was happening anyway.
Fun fact: The Duffer Brothers were rejected by 15 to 20 networks and studios before Netflix said yes.
Jason Bateman's been doing that same stressed face for four seasons and fair play it never got old.
Fun fact: Despite being set at Missouri's Lake of the Ozarks, nearly every scene was filmed in Georgia.