Whose Hellos Are These, Anyway?

Step into the quirky shoes of a lowly greeting card writer who discovers an enchanted notepad that brings hellos from around the world to life. As you face the bizarre consequences of your newfound power, you must navigate through a comedic mystery involving misdelivered messages, eccentric recipients, and the accidental summoning of a retired greeting card superhero. Can you solve the riddle of the misplaced hellos while keeping your job and sanity intact?