At the court of Leon , Adolfo , an ambitious general , is in love with Estrella , the daughter of Mauregato .
Froila is concerned that Alfonso is anxious to lead a revolt against Mauregato , the usurper of Froila 's throne .
At the court of Leon , Adolfo , an ambitious general , is in love with Estrella , the daughter of usurper .
Froila is concerned that Alfonso is anxious to lead a revolt against Mauregato , the usurper of Froila 's throne .