Charlotte's Chronicles; Tangled The Series FanFiction (OC insert)

A mysterious businessman sells food for pets and animals. This person's company rises to fame and suddenly all of the animals that have eaten their pet food, suspiciously start acting abnormal and grow abnormal in weight, height, and strength. At first, this seems like a minor problem for the Kingdom of Corona, but then it turns into a life-threatening situation. There is only one herb that can cure this poison, the Snow Chrysanthemum. A young herbalist and Princess from Old Corona, Charlotte, also faces this issue with her pet bunny, she is determined to find the antidote to this pet pandemic to save her home, her family, and her friends.