On a picturesque island in Hawaii, Henry, a veterinarian with a boyish face, lives a relaxed and carefree life. However, everything changes when he meets Lucy, a talented and charming artist. What seems like a classic summer romance turns into a monumental challenge when Henry discovers that Lucy suffers from short-term amnesia due to an accident. Every day, when she wakes up, she doesn't remember anything from the day before, meaning that Henry must win her heart all over again each day.
Despite the peculiarity of the situation, Henry feels irresistibly drawn to Lucy and decides that it's worth the effort. With the help of his friends and family, he creates different methods to help Lucy remember; from recording videos about their relationship to placing notes all around the house. Every morning, Henry greets Lucy as if it were the first time, and although he faces difficult and frustrating moments, his love for her grows stronger and stronger.
The story explores the importance of memories and how true love can flourish, even in the most unusual circumstances. The humor, tenderness, and strong chemistry between the protagonists make this romantic comedy a rollercoaster of emotions, with a powerful message about perseverance and human connection. In the end, will Henry be able to break through the barrier of memory and win Lucy's heart every day?