It is inappropriate to snoop on other people.
Alexa is home alone because her best friend and roommate is out on a date.
Alexa wants to avoid being bored.
Alexa decides to find a TV show to watch and relaxes on the couch until her friend comes back from her date.
Alexa decides to go to the same bar she knows her best friend went on a date to and watches the date from across the room.
Alexa's best friend gets the thrill of telling Alexa all the details of her date.
Alexa's friend eventually notices Alexa and feels that Alexa has lost some of her trust.