A romance focuses on the development of a love story and relationship between characters. It often explores themes of love at first sight and ends with the characters united in a happy relationship. The earliest known romantic film was from 1896 and lasted only 18 seconds. Romantic genres include romantic dramas, romantic comedies, and historical romances. The filmmakers chose to make a romance because they felt the director could relate well to the genre and draw from real life experiences and inspiration from films like "Sliding Doors" and "About Time". Conventions of romances include affection, passion, arguments, climax, and the development of emotions between the characters.