Mrs. Newell is jealous of her son Oliver's interest in Penelope Mason and she does everything she can to keep the two apart. She fakes an illness and travels to a resort with Oliver, separating him from his sweetheart. However, while there, he catches the eye of the designing Enid Morton, a married woman. Enid’s husband is the jealous type. After some near-disastrous situations with Enid's suspicious husband, Mrs. Newell realizes the mistake she has made in keeping her son away from Penelope. She convinces Penelope to come to Oliver's rescue.