1. Duan Jiaxu (played by Chen Zheyuan)

He is Sang Yan's good brother. He often uses two identities to warm the heroine at every important life stage. Before the heroine reaches adulthood, he is the image of an older brother. He has always protected and tolerated this immature little girl and endured her.He has a short temper and a little willfulness. He is often worried about her and often angry with her. Before the heroine was underage, he often wanted to find a girlfriend who also liked the heroine to protect her, but he was afraid of the heroine in the process.He would be hurt, so he slowly began to make her the way he liked, giving her his only preference. After they became adults, they finally got together, with the most genuine warmth between each other, and protected each other's lives.

2. Sang Zhi (played by Zhao Lusi)

This character is the author herself. This is adapted from the author's real experience. She once met a big brother like Duan Jiaxu, but then she couldn't find him. In fact, Sang Zhi had such a bully% beside her.My brother was very happy. Everything he had done for him was recorded in his notebook. Later, Sang Zhi burst into tears when he found out that Duan Jiaxu was in love. He was very heartbroken and ran to his city alone just to be sure once., let myself give up. The scene where Sang Zhi cried at the airport was really uncomfortable. This might also be a sadistic scene.

3. Sang Yan (played by Ma Boqian)

The heroine’s brother, in fact, the brother has his own emotional line in the original work. He has been secretly in love with a girl for 9 years, but later confessed his love and was rejected. In the original work, Sang Yan is a very handsome and tall girl.The image and personality are also very humorous. In fact, the brother's emotional line was also very smooth in the end. Although there were regrets, it was still relatively smooth, but he controlled his feelings in his heart.