A group of five U.S. Marines embarks on a training mission on a small island in the Mediterranean, where their peaceful routine is disrupted by the arrival of a group of young Italian women. From the very first moment, the dynamic is explosive: amidst laughter, flirtation, and a whirlwind of misunderstandings, the Marines find themselves caught in a love triangle with each of the girls, leading to hilarious situations and romantic misadventures.
Each Marine has his own style and personality, resulting in a series of unexpected rivalries and alliances. While some try to win over the girls with their charm and bravery, others resort to more creative and comedic strategies. Amid this entertaining rivalry, the Marines must face the challenges of training and the demands of everyday life, while their hearts race for that light and carefree love that can only be experienced in summer.
However, the arrival of a strict officer threatens to interrupt this game of seduction and complicate matters even further. As the first blushes of romance fade and the reality of military life looms, the Marines must decide whether to follow their hearts or fulfill their duty. With a touch of comedy and an unexpected ending, this film charmingly captures the madness of young love and the camaraderie among soldiers, all while giving us a glimpse of the beauty of the Italian landscape.