Unspoken
He never said, "I love you," and neither did she. They just knew. It had taken them a while but sooner or later they had learned to understand the feelings they held for each other.
He never told her to kiss him. He never asked her to stay by his side. He certainly never invited her into his bed.
She did anyway.
And he didn't object.
Neither would admit to it out loud, but they wouldn't have it any other way.