1. An authoring apparatus configured to generate data from a video content data, the data to be stored in an optical disc, comprising: an indexing processor configured to generate face image indexing information comprising face images in the video content data and time stamp information indicative of a time when each face image appears in the video content data; a segment alignment module configured to align segments in a time-line in the video content data, wherein a number of the segments is equal to or smaller than a predetermined number of chapters; a selection module configured to select a single face image from the face images in each segment based on the face image indexing information for each segment; a menu screen generator configured to generate menu screen data comprising buttons on a display screen, the buttons comprising the selected face images and to navigate to the segments comprising the selected face images; and a data generator configured to generate the data comprising information of the video content data, the generated menu screen data, and navigation information to each segment based on the time stamp information.