Twenty years ago, Mr Kobayashi stopped two book thieves in the bookstore, and Bai Niao happened to meet him. Mr Kobayashi gave him a cherry blossom ribbon, and Bai Niao fell in love with her. Twenty years later, in a case, when Bai Niao recited the legal provisions fluently, Mr Kobayashi recognized him as the original teenager and formally established a love relationship with him. Teacher Kobayashi also personally cooked lunch for Baima. It is estimated that the two of them will go on forever. ...