Twilight is the first book in a series called Twilight. This book is about a girl named Bella she's seventeen and have moved to the little city named Forks where her dad, Charlie, lives. From the beginning she lived in Phoenix with her mom Renée and her stepfather Phil. He's a baseball player and travels much so that's why she decided to move to Forks so Renée and Phil can travel alone for the first time.
The first day in the new school she saw a boy named Edward, he was different. She got to know from her friend, Jessica, that he and the other ones who sat far away from every other person in the dinner room were adopted by Carlisle, a very good and respected doctor in Forks, and his wife Esme.
When she had biology she was placed next to Edward and he acted very strange, he moved so far away he could from her and when the lesson ended he ran out before anyone else had risen from there chairs.
The next day she decided to demand some answers but he never came, neither did he the day after or the day after that and so on. He was away for a hole week and when he came back he started to talk with her and acted like a normal person.
The same day Bella was on her way to her car and saw Edward standing leaned to his car on the other side of the parking lot when she suddenly herd a boy scream to her "MOVE BELLA!!!" with horror in his voice and suddenly Edward was next to her and pulled the car away with his hand and disappeared as sudden as he came. When she asked how he came to her so fast he told her that he had been standing next to her, trying to deny the fact that he has supernatural powers.
Bella decided to figure out what he was because she was sure that he wasn't a human.
During the time she was trying to do that, she slowly fell in love with him. When she get to know that he was a vampire she wasn't afraid, it didn't matter to her what he was because she loved him.
First Edward didn't want Bella to be with him, he didn't want her to risk her life for him, but he couldn't stay away from her since he loved her to. So they got together and after a while Edward invited Bella to meet his family but when they went out to play baseball suddenly three others vampires appeared of which two of them wanted Bella and the hunt started...
Eventually Edward and his family caught and killed one of them but the other one where still on free foot.
Edward didn't know what he was going to do, is he going to leave Bella or continue being with her? Both things are going to hurt her. What are he going to choose?
The answer is given in the second book New Moon.