Hannah should've turned him away. He was saying he would willingly get into a relationship with a single mother. That was a bit nutters as a whole... but it wasn't just the fact he was willing to take on Hannah and Lucy. It was just a side of who Neville was. It was Neville that she really liked and, as hard as it was to admit, she did like Neville.
She finally made herself look up as he talked. All the while, she brought her left hand up and bit at the inner edge of her thumb. "Well, if you and I both like each other... the sensible solution would be to date, then."
After a moment of hesitation, she dropped her hand and took a step forward toward him. In the briefest of moments, she leaned forward to give him a quick peck. The temptation to do it was a little too great.