Because you like George O'Malley in Grey's Anatomy
Ava may just be the perfect woman. So long as she can pass a Turing test. See them in Ex Machina.
A brilliant "extractor," Dom Cobb has spent the past few years running from the authorities and his inner demons. See them in Inception.
With great power comes great responsibility, but Peter Parker always seems to get the short end of that bargain. See them in Marvel Cinematic Universe.
Buttercup is a farm girl turned princess who'd do anything to have her old life back. See them in The Princess Bride.
Lois Lane's journalistic success is the result of her tenacity. She will doggedly pursue her leads until discovering the information she needs. See them in DC Extended Universe.
Aldous Snow is a rock star who plays hard and parties harder. See them in Get Him to the Greek.
Intelligent and compassionate, Hazel Lancaster would rather face things, even bad things, than sugarcoat the truth. See them in The Fault in Our Stars.
Mr. Robot always seems to know what to do when others are lost. But can he be trusted? See them in Mr. Robot.
Cher Horowitz may have a problem with hubris, but she looks utterly fabulous while learning a lesson about the dangers of meddling. See them in Clueless.
Kat Stratford is part of the "out" crowd and proud of it. See them in 10 Things I Hate About You.
Walter White's knowledge of chemistry allows him to cook astoundingly pure meth, leading to a rapid – albeit tumultuous – rise in the criminal drug world. See them in Breaking Bad.