Weary of life and the vain pursuit of knowledge, the aged Faust decides on suicide. Faust bitterly renounces God and calls on Satan. Méphistophélès duly appears. He will satisfy Faust’s hedonistic demands in return for the philosopher’s soul. Faust is finally swayed by a vision conjured up by Méphistophélès of the beautiful and innocent Marguerite: Faust must have her.