During a paragliding competition, a man is found dead. He is none other than Capucine’s ex-boyfriend who has just won first place. She had recently left the latter because of her jealousy and alcohol problems. He had, however, discovered elements about the disappearance of Romain, Capucine’s little brother, 20 years earlier. In parallel, the team is preparing to participate in a bike race for an association. Commissioner Cassandre risks slowing down her team and Lieutenant Maleva learns of her pregnancy.