Cross My Heart is a romantic comedy directed by Armyan Bernstein and released in 1987. The movie stars Martin Short as David, a man who has just lost his job, and Annette O'Toole as Kathy, a single mother who is hesitant to reveal her child to David.
The film begins with David and Kathy going on their third date, and both of them are nervous about revealing their secrets to each other. David is ashamed of his recent unemployment, while Kathy fears that David will reject her if he finds out she has a son.
As the date progresses, David and Kathy both tell small white lies to each other, which quickly spiral out of control. David tells Kathy that he is a successful businessman, while Kathy pretends that her son is actually her nephew. As the evening goes on, the lies become more elaborate and ridiculous, leading to a series of escalating comedic situations.
At one point, David pretends to be a foreign diplomat, claiming to be from the fictional country of San Marcos. He even manages to convince Kathy's son, who begins to idolize him as a hero. Meanwhile, Kathy's neighbor, played by Paul Reiser, becomes suspicious of David's bizarre behavior and begins to investigate his past.
Despite the mounting chaos, David and Kathy begin to form a genuine connection, and they find themselves falling in love despite all the lies between them. Eventually, they both come clean and confess everything to each other, and their relationship emerges stronger for it.
Cross My Heart is a lighthearted and charming comedy that explores the pitfalls of dishonesty and the power of honesty in relationships. It's a funny, feel-good movie that's perfect for a cozy night in with your significant other.