It's rude to ghost people.
Sam is growing apart from his girlfriend an no longer feels the same spark he used to.
Sam wants to end the relationship with his girlfriend.
Sam sits down with his girlfriend and tells her honestly how he feels and that he wants to end the relationship.
Sam completely stops responding to his girlfriend's calls and texts and blocks her on social media.
Sam's girlfriend is surprised but appreciates his honesty and is able to move on.
Sam's girlfriend feels sad, upset and confused about why Sam won't respond.