Because you like Scarlett O'Hara in Gone with the Wind
T'Challa is a regal superhero with the weight of the world (and particularly his nation) on his shoulders. See them in Marvel Cinematic Universe.
On the outside, Gwen seems meek and calm. But she has an inner core of steel. See them in Merlin.
Sephiroth wants nothing more than to seize the power of the Lifestream in order to become a god. See them in Final Fantasy Series.
Nicky Nichols just wants to settle down with a nice girl, but being in prison is making that a little difficult. See them in Orange Is The New Black.
Caleb Rivers is a bad boy with a good reason for acting out. See them in Pretty Little Liars.
Susanna Kaysen is an aspiring writer, despairing young woman who struggles with suicidal thoughts. See them in Girl, Interrupted.
Born and raised in the darkness, Bane is determined to have the city totally under his control so that he can demolish it. See them in DC Extended Universe.
Severus Snape is a misanthropic potions teacher with a vindictive streak. See them in Harry Potter Series.
After being resurrected and discovering his new morphing abilities, Alex Mercer uses them to combat the virus now ravaging New York. See them in Prototype Series.
Hoban Washburne shows you can be a hotshot space pilot *and* play with dinosaurs. See them in Firefly.
A fight every now and then makes Dante's life a little more interesting. See them in Devil May Cry.