Viktória and Klára are sisters. After the decease of their rich father, younger Klára inherits almost all the money. She is very popular with people around her and courted by several men at the same time. One of them is notary Glenar, with whom older Viktória is secretly in love. Viktória envies her sister’s inheritance and her attractiveness to men. She doesn’t even try to hide her jealousy and decides to get rid of her rival forever. Viktória pours a slowly working poison into her sister’s glass.