Clementine works at the coffee joint on the college campus where Ricky, Jack, and Adrian all go to school.
When Jack asks Ricky to introduce him to her, Ricky gets defensive and says no, despite the fact that Jack finds her attractive, but Ricky says that Clementine is like a sister to him. Also, he says that they were too young when they used to live together.
Later, Clementine tells Adrian off in regards to Ricky, and Adrian says that she's no longer interested in Ricky, because she's dating Omar. When a pimp walks into the coffee shop and starts hassling Adrian, Clementine helps her and tells him to back off and calls the cops.
At a study session with Amy, Ricky, Grace and Jack, Clementine shows because Ricky wanted her to meet Amy and John at first Amy doesn't want Clementine to come over but she eventually gives in.
Adrian and Jack ask if Ricky have sex with Clementine but Ricky says that she is like a sister to him and that when they were living together they were too young. Amy starts to get jealous of Clementine thinking that Ricky will leave her for Clementine. It is told that in between Jack and Grace's breakup, Jack slept with Clementine, most likely out of vengeance. Grace gets furious, and Clementine abruptly leaves.
In the episode Untying the Knot, Adrian reveals to Clementine that Ricky and Amy are not married and that Ricky can be with her, she is surprised by this and leaves without saying a word. She then writes a letter to Ricky saying she was in love with him and took years to find him, and wishes him the best.
She returns in When Bad Things Happen to Bad People where she talks to Ricky about her letter to him, she felt that it was stupid to tell him about her love for him, but Ricky says its fine and asked if she meant it which she says yes. Then Ricky talks to Clementine at the coffee shop, while even though he appreciate everything that she told him, he turns her down saying they will never be together, even if he and Amy break up, saying it will take years to get over Amy, and wishes to stay friends with her, which she sadly accepts. This was her last appearance on the show.
After that, her fate is unknown as she didn't appear in the series finale.