Vivienne Casson

Vivienne 'Vivi' Casson is a main character in the 2021 novel Blinded By The Light. She is one of the best friends of Grace Jackson. Vivienne was the only one of the friend group to be born in Fenwick Island and is often remarked as 'innocent', 'naive' and being easy to manipulate, and she falls for the charms of a certain Colton Marius throughout the year. She is at first completely unaware of Grace's abusive home life.