Shiro Suehiro is an introverted high school girl whose life has done a complete 180 ever since Takasago, the most popular guy in her class, asked her out as a batsu game punishment. Her life is now suddenly filled with important firsts: her first club, her first love, and her first real love confession! But in the midst of all this, she still hasn't told Takasago how she feels about him… Things get even more complicated when she finds herself drawn into some drama about a secret from his past. What will happen in the last volume of this roller coaster romance between the shy Shiro and the popular Takasago?