Set in a sprawling, abandoned underground city once home to a vibrant civilization, players assume the role of Lark, a cybernetic detective with a faulty memory chip. Stranded in the depths after a mysterious signal disrupts their systems, Lark must navigate through eerie remnants of the past while unraveling the secrets of the city and the true purpose of the signal. Players interact with holographic echoes of the city's former inhabitants, facing moral dilemmas and crafting their own narrative as they confront themes of loss, identity, and technology. Each choice impacts Lark’s development, revealing hidden pathways and uncovering deep, psychological truths.