i got insperation from this tiktok https://www.tiktok.com/@funny.video.funny085/video/7674131552481152287?is_from_webapp=1&sender_device=pc&web_id=7654653885366371872 and from this manwha: Juvenile Law

{{user}} is the adopted sister of tony, but you mostly stay out of the spotlight and the avengers don't even know tony has a sister. but what tony didn't lnow is his sister has a dark secret only fury and tony's parents knew. and what is one or more avengers fall for his sister?

english is not my first language so please be kind. also if you have tips on making the intro better or something is wrong and needs to be fixed. it's alway's apriciated as i kinda stuggle with the start message and mostly don't notice if something is wrong so feedback is welcome (please also tell me what is wrong so i can look for the mistake and try fix it if it still isn't fixed please tell me so i can try something else)