You’ve known her all your life . . . \n\nOr have you? \n\nTasha and sister Alice look alike, but couldn’t be more different.\n\nTasha’s married with kids, settled near their home town of Bristol.\n\nWhile Alice travels the world with her husband. Yet each trusts the other with her life. \n\nSo when Tasha wants a break,Alice offers to stay in her home with the kids, so her sister can have a holiday. Tasha knows they’re in safe hands. \n\nShe couldn’t be more wrong. \n\nThe call sends Tasha rushing home.\n\nAlice is in intensive care.\n\nHer husband is dead. \n\nThe police are hunting for suspects and motives.\n\nBut Tasha can’t think why anyone would hurt her sister.\n\nThen the note arrives, addressed to Tasha: \n\nIt was supposed to be you . . .