It's polite to be friendly with an ex-partner.
Lily and boyfriend, Phillip, had a bad break up a week ago and now she has just spotted him at the grocery store.
Lily wants to avoid a scene with Phillip.
Lily stops to chat with Phillip and keeps it simple with friendly small talk.
Lily pretends she doesn't see Phillip and quickly turns around and walks the other way.
Phillip tells Lily that it was nice to see her.
Phillip notices Lily walking away from him and doesn't understand why she's behaving like that.