Because you like Christine Daae in The Phantom of the Opera
Kagami Hiiragi keeps her grades up, helps at Takanomiya Shrine, serves as class president, and hangs out with her friends. See them in Lucky Star.
Andy Bernard is a preppy Cornell grad who's very likely to break into an acapella performance. See them in The Office.
Rose Tyler may have not done too well in school, but she's certainly holding her own in space. See them in Doctor Who.
Stefan Salvatore was the golden boy when he was alive. Can he keep it up as a vampire? See them in The Vampire Diaries.
Being beautiful and rich doesn't guarantee happiness for Cheryl Blossom. See them in Riverdale.
Cisco Ramon is a proud, enthusiastic member of a superhero support team. See them in DC Extended Universe.
Strong-willed Norah Silverberg isn't willing to be the goody bag at anyone's pity party. See them in Nick and Norah's Infinite Playlist.
Therese Belivet spent her life letting other people guide her along, and she wants to take control now. See them in Carol.
Introverted Kira Yukimura is sweet, bubbly, and eager to make friends. See them in Teen Wolf.
Prideful and psychotic tendencies combine to make Dr. Eggman a dangerous and villain who will squash anyone in his path. See them in Sonic the Hedgehog.
Charlie is a Type A theater director dealing with something out of his control: a painful divorce. See them in Marriage Story.