A story of two sisters united since a very young age by a shared passion for song. But while Georgia starts a family and a successful singing career, Sadie jumps from drugs to adventure to alcohol ...and as they go their different ways, their old friendship seems forever lost...。Alec Mercer是一位世界知名的行为科学家,他以其独特和出人意料的方式理解人类行为,为涉及政府、执法部门和企业的一系列高风险案件提供专业知识。。