Developed and integrated a new Taipei Station map for the cmss13-pve repository, expanding the game world with detailed areas such as the main atrium, hangar, and maintenance tunnels. The work involved end-to-end feature delivery, from initial level design and map creation to updating configuration files and ensuring seamless integration within the existing codebase. Using DM and leveraging skills in game development and asset management, the developer maintained strong repository discipline and traceability through targeted commits. This addition enhanced user engagement by providing new exploration and gameplay opportunities, while aligning with project standards for technical execution and content depth.