Qin Kaixuan has always had the habit of keeping a diary.
There is a girl in his diary, that is Bai Yueguang in his heart.
She went abroad when she was fifteen and came back when she was nineteen.
After they came back, the relationship between them changed from the relationship between senior sister and junior brother? What the hell? ?
Want to chase senior sister? Let's go through the hurdles of his senior brothers first!
Intention: Qin Xiaoxian
