"On the night of June Fourth, a woman gives birth in a Beijing hospital alone. Thus begins the unraveling of Su Lan, a brilliant physicist who until this moment has successfully erased her past, fighting what she calls the mind's arrow of time. When Su Lan dies unexpectedly seventeen years later, it is her daughter Liya who inherits the silences and contradictions of her life. Liya, who grew up in America, takes her mother's ashes to China--to her,...