Fourteen-year-old Han Yijie's first impression when he saw Song Qingle was that this boy with a tiger tooth had a nice smile.
Many years later, when Han Yijie thought of Song Qingle, he still had that grinning smile showing tiger teeth.
(Perhaps this book can also be called "The Person I Like Has Tiger Teeth" and "I Like His Tiger Teeth So Much")
Han Yijie suffered, Song Qingle attacked
Purpose: Keeping a diary is a good habit