19th century, Portugal. Girl Guida, after her father's death, went to live with her half-sister Clara, her stepmother's daughter. With the death of Clara's mother, the education of the girls was entrusted to Father Antônio, the Lord Rector, who dedicated himself to taking care of the two orphans. Padre Antônio is inspired by nature to protect his pupils, using his wisdom to control the trouble the girls get into.