Because you like Drusilla in Buffy the Vampire Slayer
With each reboot, Janet progresses more and becomes capable of human emotions. See them in The Good Place.
Linda Belcher doesn't prescribe to what society deems as "normal." She narrates her life through song, much to the alarm of everyone nearby. See them in Bob's Burgers.
Abbi Abrams is the ultimate wingwoman because she wants nothing more than to have a good time for its own sake. See them in Broad City.
Most kids hope for a car for their 16th birthday, but Mia Thermopolis' present is a country to rule. See them in The Princess Diaries.
Basil Hallward is dominated, soul, brain, and power by Dorian. See them in Dorian Gray.
Jane Smith is a stone-cold killer, but you would never know it from looking at her. See them in Mr. & Mrs. Smith.
Protecting his family's name and its power are more important to Tywin Lannister than anything or anyone. See them in Game of Thrones.
Meg March might yearn for a life of ballgowns and diamond necklaces, but the boy she falls for doesn't have a penny to his name. See them in Little Women.
The ever-cheerful Tonks can change her appearance at will, but she can't seem to get rid of her clumsiness. See them in Harry Potter Series.
What Troy Barnes lacks in common sense, he makes up for with heart. See them in Community.