Henry Roth (Adam Sandler) is a wildlife veterinarian in Hawaii, who meets Lucy Whitmore (Drew Barrymore) a woman who has a short-term memory loss from an auto accident a year earlier. Henry is a ladies man on the island who has been breaking the hearts of female tourists for years. Henry meets Lucy at a local cafe and takes her out on a date. Henry falls in love with Lucy, but there is one problem when she awakens in the morning, she can't remember him or anything that happened that day. Henry must devise a plan to meet Lucy everyday and try to get her to fall in love with him again and again

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