Ji Anruan lived in a monastery until she was five, when the nun who raised her took her from the monastery to meet her five dads. With her cuteness, she made a good impression on the first dad they met, Mu Shen. He thought he didn't like kids and he would never have kids of his own. But as Mu Shen spent more time with Ruan-Ruan, he found himself being won over by her and becoming the stereotypical doting father. But that was when Mu Shen found out that he's not the only one who would be Ruan-Ruan's guardian...