sentences:  Cleostrata discovers that her husband plans to sleep with Casina before Olympio takes her home.She dresses her servant Chalinus as Casina and humiliates both Olympio and Lysidamus by taking advantage of the darkened bedroom in her neighbor's home where Lysidamus' affair was to take place.In the dark, Olympio reaches under the dress of "Casina" and realizes that there has been a trick.