Homecoming is a drama movie that revolves around the story of a woman named Shelby (played by Mischa Barton) who plans a scheme of revenge against her ex-boyfriend, Mike (played by Matt Long), after he returns to their hometown with his new girlfriend.
Shelby, who still holds a torch for Mike, becomes increasingly jealous and upset when she sees him around town with his new girlfriend, Elizabeth (played by Jessica Stroup). This starts a dangerous game of one-upmanship between Shelby and Elizabeth that escalates as the story progresses.
Shelby begins to make moves to undermine Elizabeth in every way possible, from spreading rumors to sabotaging her work. Things come to a head when Shelby drugs Elizabeth during a party, causing her to become disoriented and fall down a flight of stairs.
In the end, Shelby's plan is exposed, and she is arrested for her actions. Mike and Elizabeth, however, are able to move on and find happiness together.
Overall, Homecoming is a tense and dramatic movie that explores the dark side of jealousy and obsession. The film is notable for its strong performances, particularly from Mischa Barton, who delivers a chilling performance as the manipulative and vengeful Shelby.