There was something hopeful, Gamora wasn't making any promises, but she also wasn't not making promises. He knew her, he'd looked for her and that wasn't nothing. Also she did like his music and if nothing else she wanted to know what else was there.
He lay it out, unlike anyone else she'd ever known. Quill didn't hide or play aloof, he claimed her, he loved her and Gamora tensed just hearing it. Nebula loved her, in her way and Gamora loved her back. But Thanos had loved her too, loved her enough to use her and the idea of it, it was too much.
She probably should have stabbed him.
But she didn't, instead she finished her drink. "I'll show you," Gamora said as she pushed the chair back. It was best they didn't stay, that she didn't drink again.