Core Crossing is a role-playing adventure game in which users are invited to explore the mysterious labyrinth known as the Core, located under the city of Melodien. There are 15 classes of female adventurers, each with their own skills and abilities that can be customized and upgraded during battles. The title also features a rich storyline involving a sinister conspiracy and Revere's coveted guild license.

The project is a dungeon with a first-person view, that is, the user will have to go through various labyrinths filled with monsters, traps and treasures. The combat system is turn-based and strategic, requiring the gamer to exploit enemy weaknesses, apply status effects, and apply buffs and debuffs to allies and opponents. The project also has multiple endings depending on the choices made by the user throughout the story.

Core Crossing is inspired by classic Japanese role-playing adventure games such as Etrian Odyssey and Shin Megami Tensei. The project features colorful anime-style graphics, as well as an original soundtrack. The title also supports multiple languages, including English and Japanese. This is a game for adventure game lovers who enjoy challenging and addictive gameplay. The title offers a unique experience that combines dungeon exploration, character customization, and story-driven adventures.