Polyamorous relationships are often described as intentionally non-hierarchical, values-driven, and grounded in consent. Many polycules explicitly reject rigid rules in favor of co-created agreements that prioritize autonomy, transparency, and relational agency. Yet even the most intentional systems are shaped by structure, whether that structure is named and negotiated or left implicit and unexamined. Structural Family Therapy (SFT) offers a useful lens here, not because pol