In her previous life, Tan Xiaolin mistakenly believed she had fallen in love with Lei Zhan. She never realized that Lei Zhan was still deeply entangled in his feelings for his ex-girlfriend, An Ran, and could never give himself to her completely. Three years after Lei Zhan's sudden death, Tan Xiaolin unexpectedly learns that her teammate Ye Cunxin had a crush on him. During a rescue mission, Tan Xiaolin is shot and killed, then is reborn just before going to Fire Phoenix as an instructor. This time, she will make new choices and make up for the regrets of those around her in her previous life. As she pursues her grand goal of defending her country, she also meets the one destined for her: the armed police officer nicknamed Fierce Tiger, with whom she worked many times in her past life. This time, no one will be left with regrets, and everyone will find their own happy ending.
