 In his chalet Grey finds a card left by the previous occupant reading “Not after midnight”, and the number 38 which he realises is the number of Stoll's chalet.One morning, Grey follows the couple and discovers that their days are being spent collecting ancient artefacts from a local wreck, with Mrs Stoll diving and supplying the finds to her husband who is waiting, naked and satyr-like, on the beach.Grey is spotted, and that evening Stoll offers a gift, presumably to keep him quiet.