Based on the historical background from the Sino-French War in 1884 to the Qing government's decision to establish Taiwan as a province in 1885, a Taiwanese high school girl travels through time and space to string together a series of historical events and clarify the historical facts and ironclad evidence that Taiwan is an inalienable part of China.
Purpose: Make it clear that Taiwan has been an inalienable part of China since ancient times