“What the hell do you know about menstrual cups?” “I know my ex-girlfriend swore by hers and persuaded my big sister to get one, and she likes hers too.” “You…” He was talking about menstruation. A man. Casually discussing it. “I don’t know if this is an appropriate topic of conversation.” He shrugged. “Why not? I don’t faint at the sight of tampons, or blood. If you don’t have a cup, you should give it a go.” He grabbed two off a high shelf. “Try both sizes.” He tossed the boxes into the basket and looked at her impassively.