The sweet confession of the beautiful girl Mashiro Tsubaki. Mashiro Tsubaki has a close group of friends, but she ended up dating the best friend of her current boyfriend because he had not confessed his feelings to her earlier, so she agreed to date this other guy. While drunk, Mashiro Tsubaki revealed her secret to him, and they both reminisced about old memories, leading to them getting closer day by day. Mashiro Tsubaki decided to leave her ex-boyfriend and be with the man she truly loves. What will happen next?