No, Fan Ruoruo was Liu Ruyu's sister-in-law, the daughter of Fan Jian and Li Yunrui.
Fan Ruoruo was not Liu Ruyu's child. Fan Ruoruo was born to the Eldest Mistress of the Fan manor, and Liu Ruyu was Fan Jian's concubine. Fan Ruoruo's mother was Fan Jian's wife, and Liu Ruyu had given birth to Fan Sizhe. Thus, Fan Ruoruo was not Liu Ruyu's child.
Fan Ruoruo was not Liu Ruyu's child. Fan Ruoruo was born to the Eldest Mistress of the Fan manor, and Liu Ruyu was Fan Jian's concubine. Fan Ruoruo's mother was Fan Jian's wife, and Liu Ruyu had given birth to Fan Sizhe. Thus, Fan Ruoruo was not Liu Ruyu's child.
In Joy of Life, Fan Ruoruo was not Liu Ruyu's child. Fan Ruoruo was born to Fan Jian's wife, and Liu Ruyu was Fan Jian's concubine. Fan Ruoruo's mother was Fan Jian's wife, and Liu Ruyu had given birth to Fan Sizhe. Thus, Fan Ruoruo was not Liu Ruyu's child.
Fan Ruoruo was not Liu Ruyu's child. Fan Ruoruo was born to the Eldest Mistress of the Fan manor, and Liu Ruyu was Fan Jian's concubine. Fan Ruoruo's mother was Fan Jian's wife, and Liu Ruyu had given birth to Fan Sizhe. Thus, Fan Ruoruo was not Liu Ruyu's child.
Fan Ruoruo was not Liu Ruyu's child. According to the information provided, Fan Ruoruo was born to the Eldest Mistress of the Fan manor, and Liu Ruyu was Fan Jian's concubine. Fan Ruoruo's mother was Fan Jian's wife, and Liu Ruyu had given birth to Fan Sizhe. Thus, Fan Ruoruo was not Liu Ruyu's child.
Fan Ruoruo was not Liu Ruyu's child. Fan Ruoruo was born to the Eldest Mistress of the Fan manor, and Liu Ruyu was Fan Jian's concubine. Fan Ruoruo's mother was Fan Jian's wife, and Liu Ruyu had given birth to Fan Sizhe. Thus, Fan Ruoruo was not Liu Ruyu's child.
Fan Ruoruo was not Liu Ruyu's child. Fan Ruoruo was born to the Eldest Mistress of the Fan manor, and Liu Ruyu was Fan Jian's concubine. Fan Ruoruo's mother was Fan Jian's wife, and Liu Ruyu had given birth to Fan Sizhe. Thus, Fan Ruoruo was not Liu Ruyu's child.