Rewrite the given text while keeping its meaning and length. Kaori is a dedicated student who aims for total victory in kendo. She has undergone intense training since childhood, driven by her desire to surpass her brothers' achievements. Despite being ranked second nationally in the junior league, she remains determined to become the best. However, when Kaori loses to an opponent she cannot categorize as either a novice or a prodigy, she faces a challenge that forces her to cut back mercilessly on her training regimen.