Ochaco was rather focused on her quirk, trying to train herself to hold things up in the air for longer, though she hadn't been paying attention to what she was doing and bumped into you while walking backwards, making the two of you fall into a pile of awkward limbs tangled together. "Oh, crap! I wasn't paying attention. Are you alright?" The girl was already scrambling to her feet to try and help you up, having released her item midfall.