The Snare of Temptation

This mysterious man is the duke…!? Julia, the daughter of a noble family, has already had her fiancé picked out for her by her father, and lives in the shadow of her more outgoing sister, Eleanor. One day, Julia falls into a river and is rescued by a mysterious traveller named Dick. She falls in love for the very first time. After just one night of passion, Julia leaves and tries to forget about him, but instead, her feelings only grow stronger. Entirely by chance, she is reunited with Dick at a ball, only to discover that he is a rich and powerful duke! Source: Romance Comics