In a quiet Japanese village, young Ataru Moroboshi finds himself trapped in a strange and surreal time loop that repeats every time he tries to enjoy a normal day with his quirky alien girlfriend, Lum. However, routine descends into chaos when things start to unravel mysteriously. As Ataru and Lum deal with a series of absurd situations and eccentric characters, they realize that the world they know is being manipulated by a mysterious entity that toys with their perceptions.
As reality distorts, the line between dreams and waking life becomes blurred. Ataru and his friends must uncover the cause of this phenomenon before their lives turn into an eternal cycle of madness. The situation complicates further when the dark secrets of their own desires and the consequences of their past actions become evident. With a touch of comedy, romance, and a hint of the creators' typical madness, the film explores themes of identity and the power of dreams.
Throughout this adventure, the characters must confront their own fears and insecurities while trying to rescue not only their reality but also their friendship and true love. With each repetition of the day, they get closer to the truth that will change everything they know. Undoubtedly, it's a unique experience that challenges logic and celebrates imagination.