Secret love is unrequited love, and it is the most painful love. It is a long wait, and a distant waiting... Countless youth and years have been spent on the edge of waiting and waiting; between her and him, behind her and him... The eternal emotions that exist in opposition are always buried with intriguing touches. It is a kind of simple, selfless and profound love. The two hearts that sometimes disappeared and sometimes came close, over time, formed a three-foot-long ice that could not be frozen in a day...