Captain Crowther's lot is not a happy one! Five of his crew have to be replaced and at such short notice before the voyage begins there isn't much to choose from. Not only does he get the five most incompetent shipmates ever to sail the seven seas, but the passengers turn out to be a rather strange bunch too. The SS Happy Wanderer will never be the same.

Marisol is the national rhythmic gymnastics coach, methodical, demanding and authoritative. The World Championship is approaching and she places all her gold medal hopes on Angelica, the team's most promising newcomer. Two weeks before the final, Marisol discovers that her husband is having an affair with a much younger woman with whom she is expecting a child. Marisol does not contemplate failure, so she embarks on a desperate race to win him back, without taking into account her motives and feelings. Her pain is transferred to her tatami, where she becomes even more implacable towards Angelica, in whom she places her hopes of success. At this point, winning gold is all that's left for him.

A freshly minted P.E. teacher goes to teach at her local high school and finds her fellow teachers are more than eager to give her a helping hand.