"He holds up better than even he thinks he does," Harry said, fiddling with the handle of his teacup, the thought of Lestrange menacing his friends filling him with helpless agitation. "His flat is almost as protected as a family seat like Grimmauld Place; I helped him add the additional wards myself."
Remembering the hunted look in Regulus' eyes made Harry worry that his friend might just hole up in his flat for a very long time. "He's safe enough at home, but I'm going to see him again soon."