Nine-year-old Yan Nuo met Li Xiaoyuan in a theater, and the aroma of popcorn she handed him became the warmest mark in his life. At that time, he didn't know that this ignorant love would grow like a vine over the years. His parents died young, and the eldest brother Yan Cheng is like his father. The eldest brother Yan Cheng supports the Yan family on his own. During the years of taking care of his younger siblings, he also gained love with Li Xiaoyuan's mother. When Li Xiaoyuan graduated from college, her mother and her eldest brother reorganized their family, and the gears of fate began to turn. The relationship between Yan Nuo and Li Xiaoyuan became subtle and complicated.