Hong Kong Survival is an immersive first-person survival shooter set in a detailed 3D model of Hong Kong. Players navigate through three distinct districts—Tsim Sha Tsui, Causeway Bay, and Tai Po—each presenting unique challenges and storylines. The game offers two modes: a narrative-driven Story mode with checkpoints and a Kill Rush mode that tests players' skills against an onslaught of enemies within a time limit. With multiple difficulty settings, players can tailor their experience to their skill level, ensuring a challenging yet enjoyable gameplay experience.

Players can choose from five survivors, each equipped with different weapons and unique abilities. The game features an array of infected enemies, creating a dynamic and unpredictable environment. Additionally, players can gather information about each infected and landmark encountered through in-game codexes, enhancing the storytelling aspect. Overall, Hong Kong Survival combines engaging gameplay with a richly detailed world, making it a standout title in the adventure game category.