Once a Master, a Lifelong Master

Master is very kind to me, but he has always hidden his love. Over the years, when I achieved good results, he would only say coolly, without any joy. On the contrary, when I did not perform well, he would severely criticize me and point out my mistakes. Since then, I have always thought that he does not like me and that everything I do is wrong, until... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.