The Avengers. Tony, Peter, Natasha, Steve, Bucky, Clint, vision, Wanda, Piedro, fury... And Y/N. Are close, like family even. They all care about each other, Peter is the youngest, only 16. Y/N is Peters 21 year old sister, she's a black witch and trained assassin.

The team was get it back from a mission, all happy and excited to be back... But Y/N is badly injured and hiding it from everyone. She's got two stab wounds on her stomach, a gun shot her her back and three deep cuts on her face