When Summer takes a job as a nanny for a family vacationing for the summer in Belize, she is forced to deal with the family's oldest son, Bray. Then a doomed diving trip strands Summer and Bray on a remote island, and the tension between them comes to a head.
Still feeling guilty over the death of her little sister leaves eighteen-year-old Annie vulnerable when she takes a nanny job in beautiful Marin County, California, and meets her very controlling employer.
In 1982, 20-year-old Nina Stibbe moved to London to work as a nanny to two opinionated and lively young boys. In frequent letters home to her sister, Nina described her trials and triumphs.
Imprisoned by her wicked and power-hungry mother, Lady Rhiannon, Gwenore escapes to a women's healing community, later changing her name and becoming nursemaid and protector to the children of the magical king of Lir, who is now married to Rhiannon.
Jessie invites Connie, who has a crush on Luke, to become his new study buddy, and meanwhile, she finds herself over her head when Tony asks her to a special dinner.
Dark Momoka shows up when she sees Tamama being beaten up by an alien dog, Giroro's day at the beach turns dangerous, and Sgt. Frog continues his attempts to get back at Natsumi.
While Keroro has the ultimate opportunity to take over Earth, he decides to use his powers for good and creates a plastic model of himself, which comes in handy when the Hinata household receives an unexpected visitor.