Sara Aoyama, a broke and desperate single mother who wishes to live with her daughter Moe in peace, witnesses the shocking suicide of a woman who looks just like her. When she decides to steal the woman’s identity to run away from her problems, she unlocks a world of secrets and a whole heap of trouble. Sara discovers she doesn’t just look like this woman, she’s genetically identical: a clone – and she’s not the only one. As she finds more clones just like her, she comes to see them as a family. Sara must protect them, and herself – because someone is trying to kill them, one by one.

曾经是孤儿的单亲妈妈青山沙罗带着女儿萌绘过着艰苦的生活，有一天她目击一个女人自杀，而且死去的人跟沙罗长得一样，沙罗拿走了女人的包，而她的人生也因此走向了不可预测的方向，在她面前出现了一个个与她长相一样的人，一次次出现杀人事件，而最终她得知的真相更是令人震惊。

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