Managing your parent's coffee shop can be difficult, especially if you're a student. But a chance encounter with a mysterious girl changes your life when you find out that she's an elf. Not just any elf—she is, in fact, the princess of a royal kingdom! Things get more interesting when her beautiful handmaiden arrives. It's now up to you to protect them from a sword-wielding knight, a pair of elf assassins, and the dreaded King of Elves himself. Fortunately, you won't be alone in this journey, because one of your best customers, who also harbors a deep secret, will be there to assist you. Can you bridge the delicate gap between elves and humans? More importantly, will you be able to seduce the girls and capture their hearts in the end? You get to choose!