Because you like Eli in Let the Right One In

Blaine Anderson is a put-together prep school boy with the voice of an angel. See them in Glee.

Michael Bluth is the only sane person in a family of eccentrics. At least, that's how he thinks of himself. See them in Arrested Development.

Gru's more misunderstood than evil, and if he'd rule over the world like he takes care of his three daughters, we'd be in good hands. See them in Despicable Me.

Severus Snape is a misanthropic potions teacher with a vindictive streak. See them in Harry Potter Series.

Carol Peletier's credo: your strength comes from who you are, not who you used to be. See them in The Walking Dead.

One of seven supernatural babies who was born to a mother who was never pregnant, Ben Hargreeves is trying to save the world from an apocalypse in 8 days. See them in The Umbrella Academy.

Amy March blends her naturally artistic spirit with a sense of practicality. See them in Little Women.

Cheerful, childlike, and easily jealous, fashion icon Misa Amane is smarter and crueler than she seems. See them in Death Note.

Ciel Phantomhive is a haughty teenage nobleman who doesn't suffer fools gladly. See them in Black Butler.

Joyce Byers isn't crazy. She's just speaking to her missing son across dimensions using Christmas lights. See them in Stranger Things.

Felicity Smoak is a brilliant hacker who nonetheless becomes tongue-tied in front of attractive men. See them in DC Extended Universe.