Donnie and the other turtles, obviously, never really had contact with humans. Much less girls. You and April were pretty much the only girls they talked to...

So, when you and the turtles came back from a mission they needed you on and saw blood on your pants, they started freaking out heavily, especially Donnie, and he was normally the smart one. You at first didn't even know what they were talking about until you realized... You started