I fear they will never reveal to those friends that they were seeing each other after school for a long time. This delicious misunderstanding talk won't come.
You are right, this is the perfect opportunity to talk about what they've being doing after school:
"It's the way he hold me in his arms and caress me for hours until I fall asleep on his lap."
She is very confidant when she is in the offensive, but we've seen her being overwhelmed when he got too close in the past. He should test her determinations with a hug.