A lot of what they did was fond.  She was catching him looking at her.  He caught her doing the same.  It was a dance, not unlike their one on Halloween, a tension that they balanced in subtle acknowledgements of each other.  Hermione had started letting him retrieve books from the stacks when he offered.  He began letting her review his Potions notes, something he wouldn’t even let Blaise or Nott do.  On more than one occasion they’d caught themselves with their ankles brushing under the table and neither one of them moving until it became obvious.