Marty (Annabel Scholey) is a woman with bad luck in love. After ending another failed relationship, Marty decided to join hands with Leilaf (Giulio Maria Berruti), whom she had just met for a short time, and entered the palace of marriage. Marty invited his sister Taylor (Hannah Arterton) to Italy to attend his wedding. However, what Marty did not expect was that Leilaf was an old acquaintance of Taylor. The two had a dewy relationship in Italy, and Marty knew nothing about it. This unexpected reunion made Taylor and Leilaf familiar with each other again. Soon they found that the two people were so matched in terms of personality and hobbies. Between love and family affection, what choice will Taylor make?