Lena Ella Haloway Tiddle." I pronounce her full name, very slowly, partly because I need to reassure myself of her existence—Lena, my friend, the worried one, the one who always pleaded for safety first, who now makes secret appointments to meet with boys. "You have some explaining to do.""Hana, you remember Alex," Lena says weakly, as though that—the fact of my remembering him—explains any