Because you like Cassie Sullivan in The 5th Wave

Jesse Tuck dreams of finding someone to join his unusual family. See them in Tuck Everlasting.

Susie Salmon has a big heart, even though it's not beating anymore. See them in The Lovely Bones.

A 100-plus-year-old who looks like a dreamy teenager, Edward Cullen warns girls to avoid him, which makes them want him even more. See them in Twilight.

Park feels like an outsider everywhere he goes, but he doesn't know if he wants to try fitting in anymore. See them in Eleanor and Park .

After surviving consecutive fights-to-the-death (damn you, President Snow!), Katniss Everdeen is thrust to the front lines of a real war. See them in The Hunger Games .

Lyra Belacqua is prone to getting in trouble, but she's also clever enough to get out of it. Most of the time. See them in The Golden Compass.

Stuck on a lifeboat with zoo animals without food and fresh water, Pi Patel uses his intelligence to face the greatest test of all: survival. See them in Life of Pi.

Tyler Gage is going to have to step up soon on the dance floor. Otherwise, it's back to janitorial work. See them in Step Up.

Percy Jackson is an ordinary student thrust into the world of myth come alive. See them in Percy Jackson & The Olympians: The Lightning Thief.

Teddy Sanders loves his frat brothers so much he might never leave school. See them in Neighbors.

Noah Calhoun is lost without Allie, who seems to have moved on. See them in The Notebook.

Jack's big imagination is never limited by his incredibly cramped surroundings. See them in Room.