Lu Miaomiao is terminally ill. She wants to spend time with her hero father Lu Yiheng, a regiment leader. But Lu Yiheng always accompanies his first love He Jiaojiao and her daughter He Tongtong. Lu Miaomiao's mother Jiang Wanning tries to explain the situation to Lu Yiheng, but He Jiaojiao repeatedly interrupts, leading to Lu Miaomiao passing away in disappointment. Lu Yiheng is misled by He Jiaojiao to misunderstand Jiang Wanning. By the time he realizes his mistake, it is too late.
