What are the Plot parts of The last leaf?

"The Last Leaf" by O. Henry has a plot that revolves around the themes of sacrifice and hope. The story follows two young artists, Johnsy and Sue, living in Greenwich Village. When Johnsy falls ill with pneumonia and believes she will die when the last ivy leaf falls from a vine outside her window, a neighboring artist named Mr. Behrman paints a leaf on the wall to give her hope. In the end, the real last leaf stays on the vine, saving Johnsy's life and revealing Behrman's ultimate sacrifice for the young girls.