They met four years ago, accidentally met on the street, accidentally had a simple meal together, and accidentally had their first conversation.
But then it was no longer unintentional. Both of them seemed to be interested in getting to know each other, so they had their first date, which was just a date between friends. Li Xue always thought this was a good start, but she never thought that it would take four years. For four years, their relationship has been indescribably complicated, but also indescribably simple. To friends, the two of them are good brothers and sisters, but to strangers, they are just strangers.
Friends know that there is something between them, but they don't express it and just let this misunderstanding continue. Over time, when they get used to joking, it is no longer a joke and no one mentions it.
But four years later, they broke through their mutual boundaries and came together, making everyone eager to ask what happened between them that led to such a big change...