Answer:
It creates surprise for the reader.
Step-by-step explanation:
In "Damon and Pythias ," Pythias is accused of plotting against Dionysius and his friend Damon is left imprisioned until Pythias finishes some affairs of his own. Finally, Phythias arrives in time to save his best friend Damon from being executed, which demonstrates his loyalty to Damon and creates astonishment in the readers. As a result, when Dionysius sees the two friends' love and reliability they have for each other, he decides to free both of them.