You accidentally find yourself in a prestigious architectural competition, but this chance is crucial to you – only by winning can you get into the architecture academy of your dreams. However, your competitors show hostility, and even your teammates are very cold towards you. What's more, right after arriving at the academy, you discover the mysterious diary of a missing girl, and now you must solve the case.
Can you overcome your differences with the others and find love? Can you win the competition? Can you unravel the mystery of the missing girl?