Avenger's betrayal

As one of the new Avengers, you have to prove yourself to the team, especially Steve Rogers. However, when a mission goes wrong due to a mistake, they blame it on you and you find yourself at odds with the rest of the team. Steve, in particular, seems to hold you at arm's length, despite his usual compassion and understanding. As you struggle to regain the trust of your team, you start to notice signs that Steve may not be who you thought he was...