Hello, I'm a fan of online literature. Based on the information you provided, I can provide you with the following answers: This plot usually appeared in novels or web novels. When the male protagonist was lost as a child, he was bitten by a dog when he was wandering with his brother. Since then, he has been afraid of dogs. However, the male protagonist eventually found his mother and overcame his fear of dogs through continuous efforts and courage. This kind of plot was usually used to show the growth and perseverance of the male protagonist, and also reflected the importance of family and kinship.