In a small Japanese village during the 1980s, the life of a young teenager named Taro takes an unexpected turn when he discovers an ancient box that belonged to his grandmother. Upon opening it, he releases a powerful spirit that grants him the ability to make any wish come true. Initially, Taro uses his new power to attract the attention of his classmate, the beautiful and popular Yuki, who has always been out of his reach. But he quickly realizes that every wish comes with a price, and the problems that arise are more complicated than he thought.
With each wish granted, Taro finds himself caught in a web of misunderstandings, comedic situations, and life lessons about love, friendship, and responsibility. What started as a teenage dream turns into a series of amusing calamities, where even the simplest wishes lead to unexpected consequences, testing his relationships with friends and family.
As the story progresses, Taro learns to value what truly matters, and after a series of disasters and heartfelt moments, he faces a final decision about what he really wants in life. With a light tone and a touch of fantasy, this endearing romantic comedy highlights the importance of being oneself and the complications that arise when we try to play with fate. Ultimately, the true magic lies not in the fulfilled wishes, but in genuine human connections.