Adorable Liar (1962)

Without a doubt, lovely Juliette loves to play the game of deception. Indeed, Juliette can't resist the temptation to alter the truth and lie to everyone, including her honest sister Sophie. But then, handsome lawyer Antoine enters the picture, and just like that, Juliette finds herself grappling with unprecedented emotions. However, her reputation as a charming fabricator precedes her. Could she be in love? And how can the adorable liar convince sceptic Antoine of her profound, sincere feelings for him?