Henry returns to his hometown for a brief visit and reunites with his childhood best friend, Claire, whom he has been secretly in love with for years. While sorting through some old belongings in his childhood home, Henry finds a love letter that he had written to Claire in high school, expressing his feelings for her.
Over the years, Henry had never mustered the courage to share his feelings with Claire, who had eventually moved on and started dating someone new. However, fueled by a newfound determination and sense of urgency, Henry decides that it's finally time to confess his love to Claire and give her the love letter that he had written all those years ago.
However, when Henry looks for the letter, he finds that it's missing and realizes that it must have been taken by someone. After some investigating, Henry learns that the letter is now in the possession of Claire's new boyfriend, who has read it and is now using it to taunt and torment Henry.
Determined to get the letter back, Henry embarks on a quest to retrieve it, encountering various obstacles and challenges along the way. Through his adventures, Henry learns more about himself and his true feelings for Claire, but will he be able to get the love letter back in time to confess his feelings before it's too late?