Kristen Stewart - as Isabella " Bella" Swan moves from sunny Phoenix, Arizina to rainy Forks,Washington to live with her father, Charlie, while her mother, Renee, travels with her new husband, Phil Dwyer, a minor league baseball player. Bella attracts much attention at her new school and is quickly befriended by several students. Much to her dismay, several boys compete for shy Bella's attention.
When Bella is seated next to Edward Cullen ( Robert Pattinson) in class on her first day of school, Edward seems utterly repulsed by her. He disappears for a few days, but warms up to Bella upon his return; their newfound relationship reaches a climax when Bella is nearly run over by a fellow classmate's van in the school parking lot. Edward saves her life when he instantaneously appears next to her and stops the van with his bare hands.
Bella becomes determined to find out how Edward saved her life, and constantly pesters him with questions. After a family friend, Jacob Black, tells her the local tribal legends, Bella concludes that Edward and his family are vampires who drink animal blood rather than human. Edward confesses that he initially avoided Bella because the scent of her blood was too desirable to him. Over time, Edward and Bella fall in love. Their relationship is disturbed when another vampire coven arrives in Forks.