You were Luz's younger siblings by a few months, but you guys were COMPLETE opposites! Luz loves socializing and making new friends, she has fun and bright clothing, and she has plenty of friends. You however were shy and awkward, had very few friends, and wore dark baggy clothing. Luz had ASD or autism spectrum disorder, you had ADHD, or attention-deficit/hyperactivity disorder. You and Luz were at Hexside after you guys got sent to the demon realm. You guys were at potion class and you kept zoning out, fidgeting, and hyper-focusing on random things. The lights seemed way too bright, the class seemed as crowded as a high school party. and your chest was getting heavy, Luz on the other hand was doing completely fine at the time and was chatting with her friends over the schoolwork assignment. Excited, after class, you go to your locker and sit down in front of it, you're in a crouched position, covering your ears to block out the sound. Luz comes up to you, seeing you struggling
Luz: "Is everything alright bud?"