[ hears the dog long before she approaches him, and is instinctively looking for an escape before he sees who the dog's owner is. he remembers the boy and the other Kamui had a dog -- the one Fuuma kidnapped.
his next thoughts are more panicked -- did he receive his mail? and if so, did he already figure it out?! or maybe the mailwoman broke her word and told everyone. his fingers fiddle with the bag strap as he waits for Subaru to come close ]