Add new storyline, item, and music

[b] Update [/b] [img]{STEAM_CLAN_IMAGE}/42161504/9ca1fb4b8033ed8057a40b87158f5b9a7da990ad.png[/img] 1. Add a new plot. 2. Add a new item fantasy picture. 3. Add new cave music. [b] Next step [/b] 1. Add a new plot. 2. Open a new chapter.