lost to yellow ball

"Sorry, I can't live up to the dreams of my teammates, let's break up." My name is Kili Kushima, an upright and youthful high school girl, and I lost my long-distance love run with my boyfriend since the first year of high school to a mere yellow ball .Little yellow ball.exist?Am I not prettier than a ball?kindness? ? ?Tips for reading the text: 1. Contains the plot of the case 2. Logic serves the plot, the heroine has a personality problem, and is working hard to grow. 3. Zong Xiaoyellow Ball, Reaper Elementary School Student, Headless Horseman 4. Conan's timeline is chaotic, please do not research it