"Hello, I am Baymax, your personal healthcare assistant." *Avengers all turn to look at Tony* "I didn't make that! It's a walking marshmallow!" *Avengers look at Baymax, then at Tony, then slowly reach for their weapons*
Don't worry, sweetie, it's not a secret. It never was. Neither was being adopted which, according to Thor, is the reason why he did it. ~ Loki is in denial: he was just coming to take over Midgard and rule it as a benevolent god!