Annie no Atelier - Sera-tou no Renkinjutsushi (アニーのアトリエ～セラトーの錬金術士～) is a role-playing game developed by Gust Co. Ltd. and published by Koei Tecmo for the Nintendo DS. It is the sixth installment in the Atelier series and the second game in the Arland sub-series. The game follows the story of a young girl named Annie who dreams of becoming an alchemist. With the help of her master, the alchemist Sera-tou, she embarks on a journey to fulfill her dream. The player must help Annie collect ingredients, synthesize items, and explore dungeons in order to progress the story. The game features a turn-based battle system, as well as a crafting system that allows the player to create items and weapons. The player can also customize Annie's look and equipment. With its charming characters, colorful visuals, and engaging gameplay, Annie no Atelier - Sera-tou no Renkinjutsushi is a delightful RPG experience.