Anna Kami finally challenges the popular absent NTR drama in the industry! It's not just an absent NTR drama, but a sweet and bitter pure love story that mixes the feelings of love between men and women. Anna, who had been seriously thinking about her childhood friend's boyfriend, finally confessed her feelings that could not be conveyed, and started living together with her childhood friend for only 3 days. Anna's feelings explode and she asks for her body and mind to overlap again and again. There is no doubt that she will do her best! And on the last day, there was a rainy day ...