Lin Yu is an unknown person in life, but there is a secret hidden deep in his heart that no one knows. Every step of his actions has a guide, and that is Zang Yan. His youth revolves around this unremarkable girl. But when life slowly changed, his actions seemed to have no guide. At this moment, Zang Yan also discovered a difference. She seemed to have mastered Lin Yu's instructions.
Concept: Every silent person has a space in his heart to accommodate everything he has