The charming Bruno discovers the joys and sorrows of love; for the first time in his life, he feels truly happy because he's fallen in love. But after Bruno develops a terrible crush on a girl, he's never been the same, and everyone, parents and classmates, are stunned by his "strange" behavior. Unfortunately, on the day of the official engagement, a terrible thing happens: Bruno discovers that his sweetheart is already engaged. Poor Bruno, seduced and abandoned, must try to cope with this terrible blow.