Youlan's parents divorced when she was young. Her father was addicted to drugs and her mother remarried. Youlan has no friends and is always alone. Until one day the boy named Tianqing appeared. Tianqing's parents have been traveling around with their children all year round for business purposes. This time they came to Youlan's city and moved next door to her house. "I hope we will take care of each other in the future!" When Youlan saw this cute boy with big eyes for the first time, she felt inexplicably warm in her heart. When they first met, Youlan was 8 years old and Tianqing was 9 years old. Tianqing takes great care of Youlan, tutoring her in homework, treating her to delicious food and playing with her... Youlan's heart is filled with the warmth that Tianqing brings. One day three years later, Tianqing was taken away by her parents and went to another city to do business and make a living. Since then, Youlan has become lonely again, with no friends or support. When you were 12 years old, Youlan's mother died unexpectedly due to a medical accident; when you were 13 years old, your father returned home from a drug rehabilitation center and was taken away again for drug abuse; when you were 15 years old, you had your first love; when you were 17 years old, you fell in love for the first time in your life; at the age of 18, 20, 22... Will Youlan's life become lucky? Will she meet Tianqing again? Can she meet the person who makes her happy? Will Youlan's life become confident and beautiful, or will it degenerate into darkness? Now, please gently open up Youlan's rough life...