In the movie, Doug Martin (played by Nick Jonas) is a young man spending his summer at a lake house with his parents. The Martins have a new neighbor, a wealthy and charming businessman named Elliot Harper (played by Dermot Mulroney), and his wife Lena (played by Isabel Lucas).
Doug becomes involved in an affair with Lena, and their relationship takes a dark turn when Elliot discovers the infidelity. A confrontation ensues, leading to a struggle in which Doug unintentionally kills Elliot. In the aftermath, Doug finds out that Elliot was involved in illegal activities, and Lena convinces him to keep quiet about the incident.
As the plot unfolds, Doug becomes entangled in a web of deceit and criminal activities. Lena’s motives become suspect, and Doug realizes that he is being used as a pawn in a dangerous game.
In the resolution, Doug takes matters into his own hands to protect himself and confront the dangerous forces at play. The film ends with a twist, revealing the true nature of Lena’s intentions and the consequences of Doug’s choices.
In summary, “Careful What You Wish For” is a thriller that explores themes of betrayal, crime, and the unforeseen consequences of making risky choices. The film keeps audiences on edge as the protagonist navigates a perilous situation with life-altering implications.