Sure, he'd offered a place to stay but never in his wildest dreams did he think stubborn-as-a-hippogriff Granger would ever allow her precious girls" trip to be hijacked by the likes of him. Not that he hadn't, well, hijacked it. He very obviously did. It was amazing what a quick check with Granger's secretary regarding the witch's plans were for the upcoming month could do. Draco had it all planned out: he'd randomly show up on the island only to bother her several times and he'd somehow convince the woman to rescind her recommendation for Malfoy Industries to not build on their own property. Simple.