He'd rushed to her house with his letter offering him a place in the Auror Training Program. She'd been attempting to contact him through the Floo network when he knocked at the door.
Frank knew as soon as he saw her face. "You got in too; I knew you would, Alice," he said and wrapped his arms around her. They Apparated together to the Hogshead where they sat in a darkened corner, the only customers in the place and talked, holding hands across the table until the elderly barman closed for the night.
"I love you," Frank said. "Whatever we do. Let's do it together."
"Of course," was Alice's only answer as she squeezed his fingers and smiled at him, silly with affection.
They hadn't said a word to their parents, yet.