Locked-In Syndrome

LIS also known as Locked-In Syndrome is a common disease where "quirky" and not always intelligent Generation Alpha children have every muscle in their body stop working and can only blink and look up and down. This includes but is not limited to: 3rd graders, 4th graders, 5th graders/ and select 6th graders.

person: "Timmy said his friend was, "locked in" yesterday, hah!"
Timmy's friend: *trying to blink in Morse code to tell you it's Locked-In Syndrome, not locked in, two completely different things.