Qingfeng's high school life was full of the bitterness of secret love, which may be a common problem among most secret admirers. Secret love is probably like a severe cold that one suffers alone. It can be experienced by one person and endured alone. Fortunately, Qingfeng also had a good ending with that person who was like the breeze and the bright moon.
Concept: Secret love is a bad cold that you suffer alone