When your world falls apart the only person you can depend on is your sister. The three Chirnwell sisters are descended from the privileged squattocracy in Victoria's Western District - but could a long-held secret threaten their family?Harriett Chirnwell has a perfect life - a husband who loves her, a successful career and a daughter who is destined to become a doctor just like her. Xara has always lived in Harriet's shadow; her chaotic life with her family on their sheep farm falls far short o