At one point, the Dashwood sisters keep secrets from one another as Elinor hides Edward Ferrar's engagement to Lucy Steele from her sister while Marianne becomes too close to John Willoughby.
The Dashwood sisters are keeping secrets from each other in the story, which leads to conflict and tension between them.  Elinor hides Edward Ferrar's engagement to Lucy Steele from Marianne, while Marianne becomes too close to John Willoughby.