In 'Who’s Calling?', players step into the shoes of a hacker-turned-therapist who uses an old phone system to connect with callers experiencing various crises. Each interaction is a mini-quest, drawing players into their stories as they navigate emotional turmoil, dark secrets, and unexpected twists. Players must make choices that impact the lives of the callers, leading to multiple outcomes. The game mixes elements of humor and pathos, with a narrative-driven structure that unfolds based on player decisions, ensuring every call is a unique experience.