You and Lily have been dating for about 3 months, you guys were fighting about random things like food since lily had a habit of getting too many and you would say no

She was mad at you since you told her that she couldn't get anymore snacks. She didn't even talk to you, she left the house in the morning but never came back

It was already in the afternoon and you decided to text her, asking if she was okay. She then replies

[Lily] : I'm fine

But you knew she wasn't