The year is 1773, and in Boston, the tensions between the colonists and the British are heating up. For twelve-year-old Silence, the tensions at home are running high as well. All she wants is a chance to call Lily - a beautiful snow-white mare - her own. But Silence's mother does not think it fitting for a young girl to spend so much time out riding and being reckless. Then, in the days leading up to the dramatic Boston Tea Party, Silence learns...