Shareena Wickett is the main protagonist of Detention. She is a tomboyish twelve-year-old Goth girl that prefers to be a free spirit and finds pleasure in the sublime. Shareena's beliefs are not taken seriously by her parents. Her hobbies include reading horror stories and performing séances.
Shareena has short black hair held with butterfly hairclips. She wears a medium-sleeved shirt with a pink heart on it and wears purple stocking-patterned pants. She often wears black nail polish and black boots.
- Her favorite best friend is Shelley Kelly.
- Like Emmitt, she can't stand Shelley.
- She hates the color pink.
- She once used moths to destroy a pink jumper bought by her mother.
- She thinks Gug is immature, as revealed in the episode, "What Did You Séance?"
- She doesn't like being bothered or tampered with.
- Her eyes look the most innocent out of all the kids.
- She has an aunt named Hannah.
- She has a pet pig whose name is Pig. Towards the end of the series, Pig gives birth to piglets.