The story of secret love runs through the entire novel through the number of heartbeats
Purpose: The purpose of the work is to depict the pure and sincere emotional connection in adolescence, to show the growth and transformation of young girls and boys as they get closer to each other - not only the self-breakthrough from shyness to bravery, but also the understanding and acceptance of the multi-faceted nature of others, conveying the beauty of two-way travel, the power of growth, and the tenderness and hope hidden in the details.