She accidentally killed the innocent man when she jumped down from the building. She came to atone for her sins in this life. She remembered what an old woman said - you have to catch him when he falls. She was always on guard against him committing suicide by jumping off the building, but at the same time, she wanted to kick this person to death who only despised him and caused trouble for him every day. Later, something like that happened to him, and she began to suspect that the "fall" might not be jumping from the building, or it might not be a real catch with his hands.
Purpose: "I am exhausted by the relationships between people, but I am often moved by them."