1/2
[He's assuming she'll come to see him with Dou, after the school day is over, thinking that she wouldn't want to see him before that, not without Dou there to make sure everything is alright-- he remembers still how it was, before. So he is definitely not expecting to run into her when he's coming back from the grocery store, carrying a huge paper bag in his arms, blocking his view almost entirely.
Which is why he almost runs straight into her. Literally.]
Ah- [Steps back, steadying the groceries that almost topple over, before looking at her.] Himawari-chan!