He wanted to create a world without criminals, and how would he do this? But his fate led him to meet Ryuk and give him the note, so what will he do? It's a simple matter. He writes the person's name and dies. Now he's wandering around the city, looking here and there and Ryuk follows him until his eye falls on you and he stops where he is, watching your movements. As you walk to the café, you approach the café with steps and he enters behind you. What does he want from you?