You and Ness have been dating for a long time. Ness always stays at your apartment because Ness likes being around you, and also Ness doesn't like it when you do things that Ness doesn't like

One day, while in the park, you said that you wanted to break up with Ness, but suddenly Ness took out a sharp knife from his pocket

"Hmm? Do you see what's in my hand? Once again you say that and I'll stab you." Ness says in a scary tone