This is an accidental encounter. The heroine wanted to buy the book she wanted in a bookstore, but it was bought by a boy. There was an argument while buying the book, but she didn't expect that the boy was also in their own school, and things happened one by one. , Turned them from enemies into mutually dependent lovers. Of course, because of the occurrence of one thing after another, their sweet love became stronger, giving them the shackles of the word "trust", and also gave them the promise of never leaving each other's arms and never leaving.