1. A method for processing data from an information storage medium, the method comprising: reading audio-visual (AV) data and metadata from the information storage medium; and conducting a title scene search of the AV data by scene from the metadata using information regarding at least one search keyword, the scene being a unit to describe a content in a playlist, wherein the metadata comprises entry points which are used to specify a start point of the scene, and which are arranged in a sequential order in the playlist.