User blog comment:B214/Question and Answers 3/@comment-4547267-20140623040329/@comment-1359322-20140623041412

@SageM, Gasper has Valerie.

@15sok, for people with heritages like Rias and Ross, having children means they are passing on what they inherited from their ancestors, yes Rose might not inherited her family's trait, but it doesn't mean she doesn't want to pass down all she's done in her lifetime.