Spencer couldn't deal with the situation at home any longer, and when Ashley came by to run away with her, she leaped at the chance.
After returning home, Spencer begins to patch things up with her mother, and she and Ashley are out of the closet, but not truly free.
At the beginning of season 3 we learn that Spencer wasn't hurt but her brother Clay was killed in the shooting.
Her reasoning for the break up were due to Ashley's lack of support and communication for the three months following the prom shooting and Clay's death.
Spencer meets Carmen a fellow gay student of King High while talking to Chelsea at school.
Just as Spencer's relationship with Carmen was beginning to get off the ground, the two get into a fight at Chelsea's studio after a night at Ego.
In the episode Fighting Crime Spencer official ends the relationship leaving Carmen with no reason to stay in town when her family moves to San Diego.
At the end of the episode, Spencer shows up at Ashley's new loft in a trench coat, which she drops to reveal that she has nothing on underneath.
In season 1, he began dating Madison Duarte after she broke up with Aiden in favor of Glen's position on the team.
Glen soon began rehab three times a week, and at the end of season 2, he announces at prom that he has signed up for the army.
After Spencer accidentally received a black eye from the gay bashing of another male student, Glen became angry and cold towards both girls.
In the season 3 premiere, after graduating, Glen got a job at a sporting goods store with the help of Aiden.
He finally reveals to his family what he has done and manages to get out of the army when his father, Arthur, explains to the sergeant that Glen initially joined with a fake I.D.
He also began helping and spending time with Chelsea Lewis in the aftermath of Clay's death.
After moving to Los Angeles, Clay was forced to deal with many issues concerning race and discrimination.
Unlike Glen he was extremely supportive and accepting of his sister's sexual orientation the entire time.
In the season 3 premiere, it was revealed that Clay died from his wounds as a result of the drive-by shooting on prom night.
A memorial at King High was made to him and the other victims of the shooting, as well as a fictional MTV True Life documentary.
Arthur (Rob Moran) is the father of the Carlin family and was a "hero" social worker back in Ohio.
Paula (Maeve Quinlan) is the main reason the Carlin family moved so that she could begin a new job in the E.R.
Ashley (Mandy Musgrave) comes from a rich family because her father is a famous rock star, Raife Davies, played by C. C. DeVille.
After she lost the baby due to miscarriage, she decided that she's "mostly into girls" and has referred to herself as "a gay lesbian".
They then share a kiss and begin to restart their relationship Kyla (Eileen April Boylan) is Ashley's long-lost half-sister, who appears after the death of their father, Raife Davies.
He started dating Kyla Woods but decided to stop when he found out that she had left town for a while to see her ex-boyfriend.
However, after Glen injured his knee and lost any chance getting a scholarship to a respectable college, she resumed dating Aiden.
Sean (Austen Parros) is Clay's best friend and helps him deal with many race-based issues.
Chelsea (Aasha Davis) was Clay's girlfriend and fellow high school student.
After getting in a minor car accident, Clay's mother Paula discovered the pregnancy while working at the hospital Chelsea was in.
In the season 3 episode "Fighting Crime," Chelsea loses her baby after someone rams into Glen's car while she's inside.
After the loss of both Clay and her unborn baby, Chelsea falls into a depression and doesn't leave the house for several days.