Biscuit is a precocious pup with an insatiable curiosity that often leads her to poke her nose where it doesn't belong. When exploring the gardens of her new home, she stumbles upon what appears to be a rabbit hole and finds herself transported to the past. Thus begins a thrilling journey across the ages. With each trip down the rabbit hole into history, Biscuit must rely on her resourcefulness and befriend unlikely allies to overcome daunting obstacles and return to her family. But she soon discovers her time-traveling escapades have dredged up dark secrets that hang over her home, and her adventures have only just begun.