In a world where emotions can be physically extracted, you play as a rogue emotion thief who specializes in stealing hearts—not in a romantic sense, but literally! The city is governed by a ruthless corporation that controls people's emotions through mechanical 'Heart Cores.' In a twist of fate, you cross paths with an elite heartkeeper, destined to guard the last untouched Heart Core. Together, you embark on a thrilling underground journey where you must navigate through rival factions, confront your own vulnerabilities, and explore the essence of love. As you interact with a colorful cast of characters, your choices shape the outcome of both the city and your own heart. Will you choose to steal hearts, or protect them?