The girl He An met Lin Can, a girl who left a deep impression on her first day in high school.
During three years of high school, the two girls knew each other and fell in love during their long youth.
After surviving the most sensitive and helpless youth, there is also an even more difficult adult world.
In the current of world affairs, where will this feeling go?
How do two people who were originally close to each other endure criticism, how to stick to their beliefs, and how to love.
He An: I have been learning how to love others. I thought I had learned to love others, but I didn't know how to love myself. As a result, on the contrary, what I love most is myself.
Lin Can: "Xiao An, you know. How much I wish that in this world, it was me who gave birth to you, was your mother, and raised you. Let you understand the world. Then I will fall in love with you and be your lover. I also want to be your brother and sister, your playmate, and your best friend. If you like someone, you will become selfish.
The protagonist's personality, He An: cheerful and uninhibited in the early stage, sensitive and discerning in the middle stage, and returning to his original intention in the later stage.
Lin Can: I have always been a very gentle person.
This story is about a girl He An, who has a bright appearance but a serious lack of heart, and Lin Can, a girl who is truly sunny and compassionate, who has known each other since high school, fell in love secretly, experienced setbacks, and walked through life together.