In a small town in the United States, Joon, a young woman with mental health issues, lives with her brother Benny, who struggles to care for her while maintaining his own job and life. Their lives change dramatically when Benny, tired of the stresses of caring for his sister, decides he needs a break. To achieve this, he agrees to have a companion to look after Joon, and thus a peculiar and charming dreamer named Sam enters their lives. With an eccentric personality and a love for classic film, Sam uses his imagination and affection for Joon to help her confront her inner demons.
As the relationship between Joon and Sam develops, they find mutual refuge in the kindness and madness that surrounds them, while Benny grapples with his own feelings of jealousy and concern over his sister's independence. Filled with comedic and tender moments, the story addresses the struggle for love and the desire to stay connected despite difficulties. The bond between Sam and Joon blossoms, demonstrating that what seems impossible can come true when there is love, trust, and a little bit of craziness. However, the path toward acceptance and healing is not simple, and everyone must learn to let go a little, find their way, and understand what it truly means to be a family.