Yanagi-kun no Himitsu

Waka Ichimiya is a high school student with little social interaction and fears becoming completely isolated. She admires Shuuichi Yanagi, a popular and charismatic student who draws attention wherever he goes. One day, while departing from school, Waka assists Yanagi's younger brother, Haruka, without realizing his identity. This encounter marks the beginning of an unforeseen connection between them.