Because you like Lois Lane in Smallville

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

Mikasa Ackerman is a near-perfect soldier who won't break her stone-faced expression whether she's killing foes or protecting loved ones. See them in Attack on Titan.

Armin Arlert was wrong. This world hasn't become hell; it's been hell. He just couldn't see it before. See them in Attack on Titan.

Tina Belcher is on the cusp of puberty, and she has no shame when it comes to boys, butts, and brassieres. See them in Bob's Burgers.

Tobias "Four" Eaton is only afraid of four things, but you should probably be afraid of him. See them in Divergent.

L is enigmatic, child-like, and one of the smartest people in the world. See them in Death Note.