My sister is hiding something

>be me

>have retarded normie older sister

>dresses like a fucking whore and dating someone new every week

>never seen her do anything other than look at tiktok, scroll/post on insta, and watch youtube

>only talks about friends and relationship drama

>complete ditz and clueless

>there's a local trivia competition and mom wants to go as a family

>say no cuz sounds boring and I avoid my sister

>mom tells me to stop being a little baby and that it'll be fun

>"fine"

>mom dad and I play for 20 minutes while sister just stares at her phone the entire time

>host announces they're doing a blitz event with a cash prize for the winner and asks for 5 volunteers

>sister's eyes light up

>volunteers herself

>huh.mp4

>first question: how tall is Lebron James?

>"6' 9"

>don't watch sports and I know that too

>second question: In Greek mythology, who is famously known for being condemmed to hold up the heavens

>"Atlas the titan"

>oh didn't know that, kinda surprised

>third: what did Einstein win a nob-

>sister rings the bell and answers the photoelectric effect before he finishes the question or answer choices are shown

>she gets bonus points for explaining what it was

>whatthefuck.png

>proceeds to get a majority of the next questions correct, including ones with obscure history about the Assyrians, African and European geography, random celebrity info, company logos, animals, human anatomy, and knowing the periodic table by heart

>wins 50 dollars

>mom is treating her like the messiah on the ride back home while dad asks her why she gets Cs and Ds if she's so smart

>entire image of my sister is fucking shattered

>genuinely unable to process that this bitch is intellectually curious

>do some research and create a 30 question multiple choice test using questions from WAIS IQ tests, logic puzzles, and random trivia.

>ask her to take it

>says no and tells me to fuck off

>say I'll pay her 20 bucks if she gets atleast a 90%

>blazes through it in 15 minutes and gets a 29/30

>look through her browsing history one day when she leaves her laptop open

>article after article about all sorts of topics, physics and astronomy vids, anatomy vids, philosophy ebooks, degenerate anime, cards against humanity, hardcore rape vampire erotica, leetcode, random twitter memes, tumblr, fucking cartel execution videos

Why the fuck does she act like the average braindead white girl? Is she trying to fit in? Does she thinks its funny? Is she fucking undercover or some shit? She's also a communications major when she should be a fuckin engineer or something.

anon for obvious reasons