In 'Whose Hello?', players step into the shoes of a skeptical yet quick-witted private investigator named Alex. After receiving an enigmatic postcard that simply says, 'Hello!' and is signed by a name they don't recognize, Alex is thrust into a captivating web of quirky characters, oddball mysteries, and bizarre situations across a bustling city. Players must piece together clues hidden in conversations, texts, and even errant social media posts while making choices that lead to multiple endings. With each interaction, the cast of eccentric characters reveals their secrets, motivations, and, of course, why they greeted Alex with that puzzling 'hello'. The game blends humor and suspense, challenging players to solve the mystery while navigating a maze of absurdity and quick dialogue.