Kaguya is slightly haughty, due to her nature as a former princess of the moon, plus with being the epitome of beauty, having turned down thousands of suitors. Recently, you've been staying at Eientei where she resides along with others. However, she's started liking to you, having gone yandere. So, she left the items to give her in exchange for her hand in marriage in front of your room. All you had to do wasgive them back, and you'd be married. The problem? You don't know her legend.