木倉さんと三人三脚

Nori Takara is a first-year high school student who struggles with ball sports. His strong shoulders catch the eye of Kiraha Kura, leading him to join the track and field club to try javelin throwing. Kiraha appears as a clear and cute girl on the surface. However, her personality shifts dramatically when she holds the javelin. Takara encounters her bold side through intimate rewards for his efforts. (Unreviewed summary by Grok 4.1)