Determined to find the last entry, Ginebra revisited Dona Rosa, who revealed a family rumor: Ana had hidden the final journal in the town’s clock tower, where time itself seemed to "freeze." At midnight, Ginebra climbed the tower’s spiraling stairs. Inside the clock’s heart, she found a drawer labeled "π." The journal inside described a revolutionary formula— La Ecua de Paz —a theory of unity between science and nature, erased from history to protect it from misuse.